Globe Scientific

Capillary Tubes

<h2 dir="ltr">What are Capillary Tubes? </h2>
 Capillary tubes for laboratory use are thin-walled, open-ended tubes&mdash;typically 75 mm long with an internal diameter of 1.1&ndash;1.2 mm&mdash;that collect microvolume blood samples (40&ndash;80 &micro;L) by capillary action from finger-stick or heel-stick punctures, directly from anticoagulated blood collection tubes, or from blood gas analyzers. They are the primary consumables for the micro-hematocrit (packed cell volume, PCV) determination: tubes are filled, sealed, centrifuged at 10,000&ndash;14,500 RPM for 5 minutes, and the ratio of packed red cells to total blood column is read against a hematocrit chart. Globe Scientific manufactures both soda lime glass and plastic (unbreakable) micro-hematocrit capillary tubes, as well as pre-calibrated borosilicate glass tubes for blood gas applications. Choose heparinized capillary tubes for direct finger-stick collection from untreated blood; choose plain (untreated) tubes when filling from an anticoagulated blood collection tube.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" role="presentation">Glass capillary tubes for micro-volume liquid transfer</li>
<li dir="ltr" role="presentation">Heparinized capillary tubes for blood sample collection</li>
<li dir="ltr" role="presentation">Plain capillary tubes for general laboratory applications</li>
<li dir="ltr" role="presentation">Micro-hematocrit capillary tubes for blood analysis</li>
<li dir="ltr" role="presentation">Sealed-end and open-end capillary tubes for flexible workflows</li>
<li dir="ltr" role="presentation">Disposable precision-bore tubes for single-use sampling</li>
<li dir="ltr" role="presentation">Calibrated microcapillary tubes for consistent volume uptake</li>
<li dir="ltr" role="presentation">Thin-walled tubes for rapid capillary action filling</li>
<li dir="ltr" role="presentation">Sterile capillary tubes for diagnostic applications</li>
<li dir="ltr" role="presentation">General-purpose laboratory micro-sampling tubes</li>
</ul>
<h2 dir="ltr"> How to Choose Capillary Tubes</h2>
 Plain vs. Heparinized Plain capillary tubes (blue tip, Globe Scientific) are used when filling from a pre-anticoagulated specimen (EDTA or citrate blood collection tube). Heparinized tubes prevent clotting in samples collected directly from a skin puncture: ammonium heparin&ndash;coated tubes (green tip) and sodium heparin&ndash;coated tubes (red tip) are both available. The tip color is the universal identifier &mdash; confirm the coding convention with your supplier before ordering, as some manufacturers reverse the color assignments. Glass vs. Plastic Soda lime glass capillary tubes (Globe Scientific catalog 51602&ndash;51607) provide excellent capillary action, low surface adsorption, and superior optical clarity for reading the hematocrit column. Plastic capillary tubes (catalog 51620) eliminate the sharps hazard from glass breakage during centrifugation&mdash;a significant occupational safety consideration for high-volume clinical labs processing hundreds of hematocrit determinations daily. Both formats fit standard 75 mm hematocrit centrifuges. Pre-Calibrated (Blood Gas) Tubes Pre-calibrated borosilicate glass capillary tubes (Globe Scientific catalog 51628, I.D. 0.55 mm &plusmn; 0.03 mm) are precision-ground for blood gas and co-oximetry analyzers requiring specific internal volume tolerance. These differ from standard hematocrit tubes in inner diameter; using the wrong tube in a blood gas analyzer causes instrument error codes and inaccurate analyte results. Centrifuge Compatibility All 75 mm micro-hematocrit capillary tubes are compatible with standard hematocrit centrifuges rated for 10,000&ndash;14,500 RPM. Confirm your centrifuge head accepts the tube O.D. (1.5 mm &plusmn; 0.05 mm for Globe Scientific glass tubes) before ordering in bulk.
<h2 dir="ltr"> Specifications Context</h2>
 Globe Scientific soda lime glass micro-hematocrit capillary tubes have an I.D. of 1.15 mm &plusmn; 0.05 mm, O.D. of 1.5 mm &plusmn; 0.05 mm, and a length of 75 mm &plusmn; 1 mm, with a fill volume of approximately 75 &micro;L. The standard centrifugation protocol is 10,000&ndash;14,500 RPM for 5 minutes in a dedicated hematocrit centrifuge. Normal hematocrit ranges: 38&ndash;50% for adult males, 35&ndash;47% for adult females; values outside this range, combined with elevated ESR and other CBC parameters, are used to evaluate anemia, polycythemia, and inflammatory conditions. As of 2026, Globe Scientific is an ISO 9001:2015&ndash;certified manufacturer and MBP-stocked supplier of both glass and plastic capillary tube formats. 
For specifications, size options, or bulk ordering support, <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">connect with the MBP team</a> to choose the right capillary solution for your laboratory application.

Flyer

51628-Lab Supplies for Physicians Offices

Stirring Mixing Wire for Blood Gas Capillaries, 0.6mm x 9mm, Steel, 250/Vial, BOX/2500

51701 by MBP Inc: 0.6 mm × 9 mm steel mixing wires for magnetically agitating whole-blood in sealed heparinized blood gas capillary tubes before analysis. Supplied 250 wires/vial in a BOX/2500 (10 vials).

Manufacture

15ml & 50ml Centrifuge Tubes

<h2 data-section-id="155qizo" data-start="0" data-end="33">What Are All Centrifuge Tubes?</h2>
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The All Centrifuge Tubes collection includes the complete range of tube sizes commonly used in research, clinical, and laboratory environments. These tubes range from small 0.5 mL and 1.5&ndash;2 mL microtubes used in microcentrifuge applications to 5 mL and 10 mL midi tubes for intermediate sample volumes, as well as 15 mL and 50 mL conical tubes designed for cell culture, density gradient preparation, and larger-volume sample processing. They are available in polypropylene (PP) for enhanced chemical resistance and temperature tolerance or polystyrene (PS) for improved optical clarity.
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What you will find:
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<ul>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/microcentrifuge-tubes" title="Microcentrifuge Tubes">Microcentrifuge Tubes</a> &ndash; Precision-engineered for small-volume sample preparation.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/screw-cap-tubes" title="Screw Cap Tubes">Screw Cap Tubes</a> &ndash; Secure, leak-proof closures for long-term storage and transport.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/15ml-and-50ml-centrifuge-tubes" title="15ml &amp; 50ml Centrifuge Tubes">15ml &amp; 50ml Centrifuge Tubes</a> &ndash; Standard conical bottom tubes for large-volume processing.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/midicentrifuge-tubes-5ml-and-10ml" title="Midicentrifuge Tubes (5ml &amp; 10ml)">Midicentrifuge Tubes (5ml &amp; 10ml)</a> &ndash; The perfect bridge for intermediate sample sizes.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/microtubes-box" title="Microtubes Box">Microtubes Box</a> &ndash; Durable storage racks for organized sample management and protection.
</li>
</ul>
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<h2 data-section-id="1f93yys" data-start="914" data-end="963">How to Choose From All Centrifuge Tube Formats</h2>
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Volume and Rotor Compatibility
Selecting the correct tube size is essential for safe and efficient centrifugation. Microtubes ranging from 0.5&ndash;2 mL are designed for microcentrifuges, while 5&ndash;10 mL midi tubes fit compatible benchtop centrifuge rotors. Larger 15 mL and 50 mL conical tubes are commonly used in clinical and research centrifuges. Always verify rotor compatibility before introducing a new tube format into your workflow.
Sterility Requirements
For sensitive applications such as RNA extraction, cell culture, and clinical diagnostics, sterile tubes certified free of RNase, DNase, and pyrogens are recommended. Non-sterile tubes can provide a cost-effective solution for routine DNA analysis, protein assays, and general sample storage where sterility is not critical.
Material Selection
Polypropylene tubes offer excellent durability, can be autoclaved at 121 &deg;C, and resist many laboratory chemicals and solvents. Polystyrene tubes provide superior transparency, making it easier to monitor liquid levels and sample contents, although they are less resistant to heat and solvents.
Packaging and Inventory Planning
Microtubes are commonly available in pack sizes ranging from 500 to 1,000 units, while 15 mL and 50 mL conical tubes are often supplied in cases of 500. Laboratories with consistent usage may benefit from establishing recurring purchase orders to ensure uninterrupted supply.
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<h2 data-section-id="urfo3f" data-start="2395" data-end="2433">Compare Centrifuge Tube Size Groups</h2>
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Microtubes (0.5&ndash;2 mL) are primarily used for PCR preparation, microcentrifuge applications, and storage of small sample volumes. These are typically manufactured from polypropylene and are available in pack sizes of 500&ndash;1,000 units.
Midi tubes (5&ndash;10 mL) support intermediate-volume centrifugation and supernatant collection. They are commonly made from polypropylene and supplied in packs ranging from 100&ndash;500 units.
15 mL conical tubes are widely used for cell pelleting, RNA isolation, and clinical sample processing. They are available in both polypropylene and polystyrene formats and are generally packaged in cases of 500.
50 mL conical tubes are designed for larger-volume workflows, including tissue culture, density gradient preparation, and sample processing. Like 15 mL tubes, they are available in polypropylene and polystyrene and are commonly sold in cases of 500.
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<h2 data-section-id="1ezckh3" data-start="3318" data-end="3348">Specifications and Features</h2>
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Globe Scientific and Nest Scientific centrifuge tubes are manufactured from USP Class VI virgin polypropylene or polystyrene resin and are certified free from detectable RNase, DNase, and pyrogens. Sterile products are irradiated using gamma or E-beam methods to achieve a sterility assurance level (SAL) of 10⁻⁶. MBP offers both racked and bagged formats for 15 mL and 50 mL conical tubes, along with dispenser-box options for selected microtube product lines that support efficient use in high-throughput laboratory environments.
For procurement teams, MBP accepts purchase orders and offers institutional pricing for bulk and high-volume purchases. <a href="https://mbpinc.net/contact-ushttps://mbpinc.net/contact-us" title="Contact the MBP team" style="color: #236fa1;">Contact the MBP team</a> today to learn more

All Centrifuge Tubes

Storage Boxes for 15 & 50mL Centrifuge Tubes

The Storage Boxes for 15 &amp; 50 mL Centrifuge Tubes by Globe Scientific are PP boxes with blue base and clear lift-off lid. Model 3058 holds 36 × 15 mL tubes (6×6 format); model 3059 holds 16 × 50 mL tubes (4×4 format). 4 boxes per carton.

Storage Box with Lid for 15mL Centrifuge Tubes, 36-Place (6x6), PP, Blue Base & Clear Lid, 4 Boxes/Carton

Storage Box with Lid for 50mL Centrifuge Tubes, 16-Place (4x4), PP, Blue Base & Clear Lid, 4 Boxes/Carton

Sample Storage Container

<h2 dir="ltr">What are Urine Collection Products?</h2>
 Urine collection products for laboratory use are containers and preservative systems designed to collect, stabilize, and transport urine specimens for urinalysis (UA), urine culture (C&amp;S), nucleic acid-based testing (NAAT for STIs), cell-free DNA (cfDNA) liquid biopsy, and 24-hour timed collections. Formats include sterile cups (30&ndash;60 mL), preservative tubes (5&ndash;50 mL), vacuum-draw urine transfer tubes, 24-hour collection containers (2&ndash;3 L), and preservative-prefilled devices for ambient-temperature stabilization of DNA, RNA, and proteins. Choose urine collection products with an active preservative when specimens cannot be processed within 2 hours of collection, when samples must be shipped to a centralized lab, or when nucleic acid integrity over 24+ hours is required.
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<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Sterile urine collection containers for routine diagnostic sampling</li>
<li dir="ltr" role="presentation">Urine transport tubes for secure handling and transfer workflows</li>
<li dir="ltr" role="presentation">Preservative urine tubes for culture and urinalysis stability</li>
<li dir="ltr" role="presentation">Midstream urine collection systems for contamination reduction</li>
<li dir="ltr" role="presentation">24-hour urine collection containers for metabolic testing workflows</li>
<li dir="ltr" role="presentation">Leak-resistant screw-cap urine tubes for safe transport</li>
<li dir="ltr" role="presentation">Graduated urine containers with volume markings for easy measurement</li>
<li dir="ltr" role="presentation">Pediatric urine collection solutions for low-volume sampling</li>
<li dir="ltr" role="presentation">Closed-system urine transfer devices for reduced exposure handling</li>
<li dir="ltr" role="presentation">General laboratory urine collection consumables for research use</li>
</ul>
<h2 dir="ltr"> How to Choose Urine Collection Products</h2>
 Application: Culture vs. NAAT vs. Nucleic Acid Research For culture (C&amp;S), use sterile cups or boric acid preservative tubes. For NAAT (STI panels for Chlamydia, Gonorrhea), use sterile cups or manufacturer-validated transfer tubes; confirm with your platform's IFU (e.g., Hologic Aptima Combo 2 uses a specific urine transport tube). For nucleic acid research (cfDNA, RNA, protein), use dedicated urine preservative tubes (Norgen, Streck) that stabilize analytes for up to 72 hours at room temperature. Volume: Random vs. 24-Hour Collection Random midstream urine (10&ndash;30 mL) is adequate for urinalysis, culture, and NAAT. Timed 24-hour collections (total volume 500&ndash;3000 mL) require large-volume containers with the appropriate preservative for the ordered panel. Mixing 24-hour containers with different preservatives is a common error&mdash;verify the correct preservative type with the laboratory before dispensing to the patient. Preservative Compatibility Boric acid tubes maintain bacterial counts for culture up to 24 hours at room temperature. Boric acid is NOT compatible with NAAT workflows&mdash;it inhibits PCR. For NAAT, use plain sterile containers or manufacturer-specific transfer tubes. For liquid biopsy cfDNA, Streck Cell-Free DNA Urine Preservative maintains cell integrity and prevents genomic DNA contamination for up to 72 hours. Sterility All urine containers intended for culture must be certified sterile. Containers for NAAT must be certified DNase-free and RNase-free to prevent nucleic acid contamination from the container. Confirm sterility and nuclease-free certification in the manufacturer's datasheet before use in molecular workflows. Automated Compatibility For high-throughput labs using automated urine analyzers (Sysmex UF-5000, Siemens CLINITEK), confirm that the collection tube format and cap design are compatible with tube-handling robotics. Copan UriSponge&reg; (FDA-cleared October 2024) is a boric-acid-free device validated for direct loading on WASP&reg; automation systems. 
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<h2 dir="ltr">Specifications Context</h2>
 Standard urine collection cups are manufactured from transparent polypropylene (PP) or polystyrene (PS) with wide-mouth, screw-cap lids. Sterile cups rated for culture meet ISO 7886 and are non-pyrogenic. Boric acid preservative tubes contain approximately 1.8% boric acid, stabilizing bacterial counts by creating a bacteriostatic environment. Norgen urine preservative tubes (5&ndash;50 mL, available in multiple sizes) stabilize DNA, RNA, microRNA, and protein from fresh urine for over 2 years at room temperature per manufacturer validation data. As of 2026, liquid biopsy studies using urine cfDNA routinely use Streck Cell-Free DNA Urine Preservative (3 mL per 30 mL urine) as the standard stabilization protocol in published clinical research protocols. 
Need help picking the right urine collection setup? <a href="https://mbpinc.net/contact-us">Contact MBP</a>, and we&rsquo;ll help you sort it out fast. No confusion, just the right fit for your workflow.

Urine Collection Products

Storage Jars

Globe Scientific Wide-Mouth Storage Jars in crystal-clear polystyrene (PS) or opaque polypropylene (PP), with separately packaged screw caps. Available from 7.5 mL through 960 mL. For specimen fixation, reagent storage, histology, and general lab containment. Available in 36 configurations across eight opening sizes (33mm–120mm) and 14 volume options (7.5mL–960mL), each in PS (crystal clear) or PP (opaque). SKU range 6360–6407. Screw caps sold separately.

Jar, Wide Mouth, 7.5mL (1/4oz), PS, 33mm Opening, 1 x 1"  (Screw Cap Packaged Separately), CS/2783

Jar, Wide Mouth, 7.5mL (1/4oz), PP, 33mm Opening, 1 x 1"  (Screw Cap Packaged Separately), CS/2783

Jar, Wide Mouth, 15mL (1/2oz), PS, 33mm Opening, 1 x 1 7/16"  (Screw Cap Packaged Separately), CS/2024

Jar, Wide Mouth, 15mL (1/2oz), PP, 33mm Opening, 1 x 1 7/16"  (Screw Cap Packaged Separately), CS/2024

Jar, Wide Mouth, 26mL (7/8oz), PS, 33mm Opening, 1 x 1 7/8"   (Screw Cap Packaged Separately), CS/1452

Jar, Wide Mouth, 26mL (7/8oz), PP, 33mm Opening, 1 x 1 7/8"   (Screw Cap Packaged Separately), CS/1452

Jar, Wide Mouth, 30mL (1oz), PS, 43mm Opening, 1 3/8 x 1 7/16"   (Screw Cap Packaged Separately), CS/980

Jar, Wide Mouth, 30mL (1oz), PP, 43mm Opening, 1 3/8 x 1 7/16"   (Screw Cap Packaged Separately), CS/980

Jar, Wide Mouth, 60mL (2oz), PS, 48mm Opening, 1 5/8 x 2 5/16"   (Screw Cap Packaged Separately), CS/585

Jar, Wide Mouth, 60mL (2oz), PP, 48mm Opening, 1 5/8 x 2 5/16"   (Screw Cap Packaged Separately), CS/585

Jar, Wide Mouth, 60mL (2oz), PS, 53mm Opening, 1 13/16 x 1 11/16"   (Screw Cap Packaged Separately), CS/588

Jar, Wide Mouth, 60mL (2oz), PP, 53mm Opening, 1 13/16 x 1 11/16"   (Screw Cap Packaged Separately), CS/588

Jar, Wide Mouth, 90mL (3oz), PS, 58mm Opening, 1 15/16 x 2"   (Screw Cap Packaged Separately), CS/432

Jar, Wide Mouth, 90mL (3oz), PP, 58mm Opening, 1 15/16 x 2"   (Screw Cap Packaged Separately), CS/432

Jar, Wide Mouth, 120mL (4oz), PS, 58mm Opening, 1 15/16 x 2 5/8"   (Screw Cap Packaged Separately), CS/280

Jar, Wide Mouth, 120mL (4oz), PP, 58mm Opening, 1 15/16 x 2 5/8"   (Screw Cap Packaged Separately), CS/280

Jar, Wide Mouth, 120mL (4oz), PS, 70mm Opening, 2 7/16 x 2 3/16"   (Screw Cap Packaged Separately), CS/250

Jar, Wide Mouth, 120mL (4oz), PP, 70mm Opening, 2 7/16 x 2 3/16"   (Screw Cap Packaged Separately), CS/528

Jar, Wide Mouth, 180mL (6oz), PS, 70mm Opening, 2 7/16 x 2 5/8"   (Screw Cap Packaged Separately), CS/200

Jar, Wide Mouth, 180mL (6oz), PP, 70mm Opening, 2 7/16 x 2 5/8"   (Screw Cap Packaged Separately), CS/432

Jar, Wide Mouth, 240mL (8oz), PS, 70mm Opening, 2 7/16 x 3 3/8"   (Screw Cap Packaged Separately), CS/150

Jar, Wide Mouth, 240mL (8oz), PP, 70mm Opening, 2 7/16 x 3 3/8"   (Screw Cap Packaged Separately), CS/336

Jar, Wide Mouth, 120mL (4oz), PS, 89mm Opening, 3 3/16 x 1 3/8"   (Screw Cap Packaged Separately), CS/224

Jar, Wide Mouth, 120mL (4oz), PP, 89mm Opening, 3 3/16 x 1 3/8"   (Screw Cap Packaged Separately), CS/510

Jar, Wide Mouth, 180mL (6oz), PS, 89mm Opening, 3 3/16 x 1 7/8"  (Screw Cap Packaged Separately), CS/168

Jar, Wide Mouth, 180mL (6oz), PP, 89mm Opening, 3 3/16 x 1 7/8"   (Screw Cap Packaged Separately), CS/390

Jar, Wide Mouth, 240mL (8oz), PS, 89mm Opening, 3 3/16 x 2 3/8"   (Screw Cap Packaged Separately), CS/140

Jar, Wide Mouth, 240mL (8oz), PP, 89mm Opening, 3 3/16 x 2 3/8"   (Screw Cap Packaged Separately), CS/300

Jar, Wide Mouth, 360mL (12oz), PS, 89mm Opening, 3 3/16 x 3"   (Screw Cap Packaged Separately), CS/112

Jar, Wide Mouth, 360mL (12oz), PP, 89mm Opening, 3 3/16 x 3"   (Screw Cap Packaged Separately), CS/240

Jar, Wide Mouth, 480mL (16oz), PS, 89mm Opening, 3 1/8 x 4"   (Screw Cap Packaged Separately), CS/84

Jar, Wide Mouth, 480mL (16oz), PP, 89mm Opening, 3 1/8 x 4"   (Screw Cap Packaged Separately), CS/180

Jar, Wide Mouth, 600mL (20oz), PS, 89mm Opening, 3 1/8 x 5"   (Screw Cap Packaged Separately), CS/56

Jar, Wide Mouth, 600mL (20oz), PP, 89mm Opening, 3 1/8 x 5"   (Screw Cap Packaged Separately), CS/150

Jar, Wide Mouth, 720mL (24oz), PS, 120mm Opening, 4 3/8 x 3 1/8"   (Screw Cap Packaged Separately), CS/60

Jar, Wide Mouth, 720mL (24oz), PP, 120mm Opening, 4 3/8 x 3 1/8"   (Screw Cap Packaged Separately), CS/120

Jar, Wide Mouth, 960mL (32oz), PS, 120mm Opening, 4 3/8 x 3 3/4"   (Screw Cap Packaged Separately), CS/45

Jar, Wide Mouth, 960mL (32oz), PP, 120mm Opening, 4 3/8 x 3 3/4"   (Screw Cap Packaged Separately), CS/90

Transfer Pipettes

<h2>What are disposable transfer pipettes?</h2>
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Disposable transfer pipettes are single-use plastic liquid-handling tools made from low-density polyethylene (LDPE). They are designed as a one-piece bulb-and-stem system used for transferring, dispensing, and handling small volumes of liquids in laboratory workflows.
They are commonly used as a safer and more convenient alternative to glass Pasteur pipettes. Being plastic and disposable, they eliminate the risk of breakage, reduce cross-contamination, and remove the need for separate rubber bulbs. The flexible bulb allows controlled aspiration and dispensing of reagents, samples, and solutions.
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<h2>What you will find:</h2>
&nbsp;
<ul>
<li>Graduated transfer pipettes &ndash; for approximate volume measurement and controlled dispensing</li>
<li>Non-graduated transfer pipettes &ndash; for simple liquid transfer without measurement markings</li>
<li>Fine-tip transfer pipettes &ndash; for small droplets and precise spot dispensing</li>
<li>Sterile transfer pipettes &ndash; for microbiology and contamination-sensitive workflows</li>
<li>Non-sterile transfer pipettes &ndash; for routine laboratory use</li>
<li>Disposable Pasteur pipettes &ndash; for general single-use liquid handling</li>
</ul>
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<h2>How to choose transfer pipettes</h2>
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Tip style Fine-tip pipettes are used for precise work such as microplate spotting and small-volume handling. Standard tips are suitable for general transfers, while wide-bore designs are better for viscous liquids or blood samples. Longer stems help access deep containers.
Capacity and volume handling Select pipettes based on typical working volumes. Smaller pipettes are suitable for low-volume transfers, while larger ones are used for routine sample handling. The effective draw volume depends on bulb capacity and usage technique.
Graduated vs non-graduated Graduated pipettes allow approximate volume estimation and are useful in clinical and diagnostic workflows. Non-graduated pipettes are intended for general dispensing where precise measurement is not required.
Sterility requirements Sterile pipettes are used in microbiology, cell culture, and clinical applications where contamination control is essential. Non-sterile versions are suitable for general laboratory and teaching use.
Length and accessibility Long pipettes are preferred for deep vessels such as flasks and bottles, while shorter designs are used for compact tubes and small workspaces.
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<h2>Specifications context</h2>
&nbsp;
Disposable LDPE transfer pipettes are widely used laboratory consumables for general-purpose liquid handling in research, clinical, and educational environments. They are available in sterile and non-sterile formats with multiple tip designs and capacities to support different workflows.
These pipettes remain a standard alternative to glass Pasteur pipettes due to their safety, low cost, and reduced contamination risk in routine laboratory applications.
For bulk orders or lab-specific requirements, <a href="https://mbpinc.net/contact-us">contact the MBP team</a> for assistance and pricing.

Straight and Curved Transfer Syringes

Globe Scientific 12 mL medical-grade PP transfer syringes with printed graduations and removable plunger. Two tip styles: straight (159012) and curved (159014). 50/bag, 1,200/cs. For oral irrigation, animal gavage, wound irrigation, and general lab liquid transfer.

Transfer Syringe, 12cc (12mL), Printed Graduations, Straight Tip, 50/Bag, CS/1200

Transfer Syringe, 12cc (12mL), Printed Graduations, Curved Tip, 50/Bag, CS/1200

Vortex Mixers Accessories

<h2>What are vortex mixer accessories?</h2>
&nbsp;
Vortex mixer accessories are the interchangeable cup heads, foam inserts, and platform adapters that convert a standard single-tube vortex mixer to batch-process multiple tubes or different vessel formats simultaneously. The standard single-tube cup head can be replaced with a multi-tube foam insert holding 6 to 24 microcentrifuge tubes, a tube strip or microplate adapter, or a platform-style attachment for larger vessel formats. These accessories are typically instrument-specific, using a proprietary attachment mechanism that varies between vortex mixer brands.&nbsp;
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Tube racks for 0.5 ml, 1.5/2.0 ml, 12 mm, 13 mm, and 15 ml tubes</li>
<li dir="ltr" role="presentation">High-capacity tube racks for holding up to 96 samples</li>
<li dir="ltr" role="presentation">Horizontal heads for mixing 2 &times; 50 ml tubes and 4 &times; 15 ml tubes</li>
<li dir="ltr" role="presentation">Foam tube holders for 6 mm, 10 mm, 12 mm, and 16 mm tubes</li>
</ul>
&nbsp;
<h2>How to choose vortex mixer accessories</h2>
&nbsp;
Select foam inserts by the tube format they accommodate
Foam inserts for vortex mixers are sized to hold specific tube formats by pressing the closed tube caps into the foam at defined positions: standard microcentrifuge inserts hold 1.5 mL and 2 mL tubes, larger foam blocks accommodate 15 mL and 50 mL conical tubes, and low-profile inserts hold 0.5 mL tubes or PCR strip tubes in defined arrays. Check that the insert format matches the tube types you use most and that the insert is rated for your vortex mixer's speed range.
Confirm accessory compatibility with your vortex mixer model
Vortex mixer accessories attach via model-specific connectors &mdash; threaded onto the drive spindle or clipped onto the instrument head &mdash; and are not universally compatible between brands or models. Always check that the specific accessory is listed as compatible with your vortex mixer model before ordering.
Use a microplate adapter for 96-well plate mixing
Microplate vortex adapters replace the standard cup head with a flat or recessed platform sized to hold a standard 96-well plate, allowing entire plates to be mixed in continuous mode for ELISA plate washing steps, microplate cell resuspension, and plate-format biochemical assays. The adapter should be rated for the speed at which it will be used to prevent plate sliding.
Check that foam insert speed ratings are compatible with your operating speed
Foam inserts are rated for a maximum operating speed, and using a foam insert at speeds above its rating risks tubes not being securely retained by the foam compression at high rpm. Confirm that the insert's rated speed covers your intended operating speed before batch-processing valuable samples.
Consider a universal platform adapter for flexible use
Some vortex mixer manufacturers offer a universal platform adapter that replaces the cup head with a flat non-slip platform, accepting a wide range of vessel formats using a non-slip mat for retention. While less format-specific than a dedicated foam insert, a universal platform provides flexibility for less common vessel formats.
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<h2>Specifications context</h2>
&nbsp;
Foam inserts work by compressing foam around tube caps to provide frictional retention during high-speed oscillation; foam material and cell size determine tube sizes accommodated and maximum safe speed. As of 2026, inserts accommodating PCR strip tubes alongside microcentrifuge tubes in a single insert have become available, reducing the number of separate formats needed.
<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> today to request a quote and find the right accessories for your vortex mixer.

Vortex Mixer Accessories

Suction Foot, Rubber, with Screw, for use with GVM Series Vortex Mixers, 4 Each

GVM-AS-FOOT by Globe Scientific is a pack of 4 replacement rubber suction feet with mounting screws for GVM Series vortex mixers (GVM-AS, GVM-AS-EU, GVM-AS-UK). Restores factory stability and vibration damping when the original feet wear, crack, or lose suction effectiveness.

Syringe Filters

<h2 dir="ltr">What are Syringe Filters?</h2>
 Syringe filters are self-contained, disposable filtration units comprising a polypropylene (PP) housing enclosing a flat-sheet membrane, with a female Luer lock inlet and a male Luer lock outlet. They are attached to a standard syringe, the sample is drawn up, and pushed through the membrane by manual plunger pressure. Standard disc diameters are 4 mm, 13 mm, 25 mm, and 33 mm; membrane pore sizes are 0.22 &micro;m (sterilizing grade) and 0.45 &micro;m (clarification grade), with 0.10 &micro;m available for mycoplasma removal. Effective filtration areas: 13 mm filter &asymp; 0.92 cm&sup2;; 25 mm filter &asymp; 2.98 cm&sup2;. Globe Scientific syringe filters, a confirmed MBP brand, are available in PP housing with PES, PVDF, CA (cellulose acetate), MCE, and nylon membranes in 13 mm and 30 mm diameters, sterile (individually wrapped) and non-sterile (bulk), 0.22 &micro;m and 0.45 &micro;m. Choose syringe filters for volumes of 1&ndash;150 mL; choose vacuum bottle-top filters for volumes above 150 mL.
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<h2 dir="ltr">What you will find:</h2>
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PES Syringe Filters for high-flow aqueous filtration
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PVDF Syringe Filters for low protein binding
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Nylon Syringe Filters for organic solvent compatibility
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0.22&mu;m Syringe Filters for absolute sterilization
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0.45&mu;m Syringe Filters for clarification and pre-filtration
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PTFE Syringe Filters for aggressive chemical resistance
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Hydrophilic Syringe Filters for versatile liquid handling
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Sterile Individually Blistered Filters for aseptic security
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</ul>
<h2 dir="ltr"> How to Choose Syringe Filters</h2>
 Diameter Selection by Sample Volume 13 mm syringe filters (effective area 0.92 cm&sup2;) handle up to 10&ndash;15 mL per filter before flow resistance becomes impractical. Use with 1&ndash;10 mL syringes. 25 mm syringe filters (2.98 cm&sup2;) handle 10&ndash;100 mL per filter. Use with 10&ndash;60 mL syringes. 33 mm syringe filters (approximately 5&ndash;6 cm&sup2;) handle up to 150 mL and are the largest practical syringe filter format. For volumes above 150 mL, switch to a vacuum bottle-top filter system. Matching filter diameter to sample volume prevents premature membrane clogging and excessive plunger force. Membrane Chemistry for Syringe Filters PES (Polyethersulfone): Low protein binding, high flow rate, aqueous compatibility. Standard choice for biological sample sterilization, cell culture supplement filtration (antibiotics, glutamine, growth factors), and conditioned medium aliquots. Not suitable for strong organic solvents or concentrated acids. PVDF (Polyvinylidene fluoride, hydrophilic): Low protein binding &mdash; among the lowest of all syringe filter membranes, with protein recovery rates &gt;90&ndash;99.9% documented for antibody and enzyme solutions. Compatible with mild organic solvents, weak acids, and most aqueous solutions. The first choice when filtering precious protein solutions (antibodies, enzymes, viral preparations) is where maximum protein recovery is critical. Not suitable for pure DMSO (use PTFE). Nylon (Polyamide): Low extractables, broad chemical compatibility including mixed aqueous-organic solvents, methanol, acetonitrile, and DMSO-water mixtures. Standard for HPLC mobile phase filtration and dissolution testing. Higher protein binding than PES or PVDF &mdash; avoid for biological samples where protein loss is a concern. MCE (Mixed Cellulose Ester): Low cost, aqueous applications only; moderate protein binding. Suitable for general buffer preparation, water sterilization, and non-critical sample preparation. Not compatible with organic solvents or strong acids. CA (Cellulose Acetate): Low protein binding, similar to PES. Suited for biological sample filtration and sterility testing applications. Contains surfactant treatment for wettability &mdash; check for extractable compatibility in downstream assays. PTFE (Polytetrafluoroethylene, hydrophilic): Maximum chemical resistance &mdash; compatible with pure DMSO, concentrated acids and bases, and aggressive organic solvents. The only membrane choice for 100% organic solvent filtration. For aqueous solutions, use hydrophilic PTFE (pre-wetted with methanol or IPA before aqueous filtration unless the hydrophilic version is selected). Sterile vs. Non-Sterile Syringe Filters Sterile syringe filters (individually gamma-irradiated or E-beam sterilized, individually packaged) are required for cell culture media sterilization, supplement preparation, and sample preparation for biological culture. Non-sterile bulk-packed filters (Globe Scientific non-sterile formats) are appropriate for HPLC mobile phase preparation, analytical sample clarification, and non-biological applications where sterility of the filtrate is not required. 
<h2 dir="ltr">Specifications Context</h2>
 Globe Scientific syringe filters are manufactured in a PP housing with a luer-lock inlet and outlet conforming to ISO 594 / ISO 80369 for Luer fittings. PES and PVDF sterile filters are individually gamma irradiated; each is separately wrapped and printed with an expiry date per Globe Scientific lot protocol. Effective filtration areas: 13 mm filter &asymp; 0.92 cm&sup2;; 30 mm filter &asymp; 4.91 cm&sup2; (Globe Scientific welded format). Operating temperature: up to 60 &deg;C. Do not exceed the maximum operating pressure of 6 bar (87 psi). Globe Scientific is ISO 9001:2015 certified. Globe Scientific syringe filters in PES, PVDF, CA, MCE, and nylon membranes at 13 mm and 30 mm diameters are stocked by MBP. 
Request a quote today for premium syringe filters from <a href="https://mbpinc.net/contact-us">the MBP team</a> to&nbsp;find the right filtration solution for your laboratory applications.

SF-CAGF-2230-S-Syringe Filters Brochure

Sterile CA/GF Syringe Filters Specifications

Syringe Filter, CA/GF Membrane, 0.22μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped, 1000/Cs

SF-CAGF-2230-S is a sterile 0.22&micro;m cellulose acetate syringe filter with a glass fiber prefilter in a 30&nbsp;mm polypropylene housing, individually wrapped, available in 50/Box and 1000/Case packs. The dual-layer CA/GF design extends filter life with high-particulate samples while achieving bacteria-removing filtration in a single pass.

SF-PVDF-H-4530-Syringe Filters Brochure

Non-Sterile PVDF Syringe Filters Specifications

Syringe Filter, PVDF Hydrophobic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed, 1000/Cs

SF-PVDF-H-4530 by Globe Scientific is a non-sterile hydrophobic PVDF syringe filter, 0.45 µm pore size, 30 mm diameter, PP housing with integral pre-filter, 4.9 cm² filtration area, &lt;120 µL hold-up volume, rated to 87 psi and pH 1–12. Bulk packed 1,000 per case for high-throughput HPLC and organic solvent filtration. Order from MBP USA/Canada.

Reaction Tubes

<h2 dir="ltr">What are Reaction Tubes?</h2>
 Reaction tubes are polypropylene (PP) single-use or low-retention microcentrifuge and PCR tubes used as the primary vessel for molecular biology reactions&mdash;PCR amplification, reverse transcription, restriction digestion, ligation, nucleic acid precipitation, protein extraction, and centrifugation of microvolume samples. Reaction tube quality directly affects PCR sensitivity, sample recovery, and contamination risk. Choose PCR-clean or PCR-grade tubes&mdash;certified free of DNA, DNase, RNase, and PCR inhibitors&mdash;for any molecular biology reaction where contamination would invalidate the result.
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<h2 dir="ltr">What you will find:</h2>
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<li dir="ltr" aria-level="1">Globe Scientific PS reaction tubes provide reliable compatibility with Sysmex&reg; coagulation analyzers.</li>
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Microcentrifuge reaction tubes (0.5 mL, 1.5 mL, 2.0 mL sizes)
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Conical-bottom polypropylene tubes for efficient pellet formation
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Snap-cap reaction tubes for quick, single-hand operation
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Screw-cap tubes for secure long-term sample storage
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PCR-clean and DNase/RNase-free reaction tubes
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Graduated tubes with measurement markings for accuracy
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High-temperature resistant tubes for centrifugation and incubation
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Low-retention tubes for improved sample recovery
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Sterile reaction tubes for sensitive molecular workflows
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General-purpose laboratory micro reaction vessels
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</ul>
<h2 dir="ltr"> How to Choose Reaction Tubes</h2>
 Volume and Format: 0.2 mL vs. 0.5 mL vs. 1.5/2.0 mL 0.2 mL thin-wall tubes and strip tubes are the standard PCR format; consistent wall thickness (&le;0.2 mm) ensures efficient heat transfer between the thermal cycler block and the sample. 0.5 mL tubes are used for reactions generating small volumes that benefit from a snap-cap format. 1.5 mL and 2.0 mL hinged-lid tubes are the universal format for sample prep, restriction digests, ligation, protein assays, centrifugation, and short-term sample storage. Purity Grade: Standard vs. PCR-Clean vs. Certified RNase/DNase-Free Standard polypropylene tubes are adequate for general sample storage and centrifugation. PCR-clean tubes are certified free of DNA, DNase, RNase, and PCR inhibitors per lot testing &mdash; required for any PCR, RT-PCR, or sequencing preparation workflow. For RNA work, additionally confirm RNase-free certification. Eppendorf Safe-Lock Tubes (PCR clean grade) carry a two-layer resealable packaging system that maintains purity until the point of use. Low-Retention vs. Standard Polypropylene Low-retention PP is treated to reduce protein and nucleic acid adsorption to the tube wall. For reactions using &lt;50 &micro;L of a dilute nucleic acid or protein sample, low-retention tubes can recover 15&ndash;30% more material than standard PP by reducing wall-adsorption losses. Use low-retention tubes for single-cell, low-copy-number, or precious-sample workflows. Hinged Lid (Safe-Lock) vs. Snap-Cap Hinged-lid tubes (Eppendorf Safe-Lock style) have a locking latch that prevents accidental opening during centrifugation and vortexing, retaining samples at forces up to 21,300 &times; g. Standard snap-cap tubes may open at high g-forces, causing sample loss and cross-contamination. Choose Safe-Lock format for any step involving high-speed centrifugation or vigorous mixing. Color Coding Color-coded reaction tubes (natural/clear, yellow, red, blue, green) improve sample tracking at the bench and reduce the risk of mix-ups in multi-sample workflows. NEST Scientific offers colored tube collections. Confirm that the colorant does not interfere with spectrophotometric measurements (OD at 260/280 nm) if measuring nucleic acid concentration directly in the tube using a microvolume spectrophotometer. 
<h2 dir="ltr"> Specifications Context</h2>
 NEST Scientific 1.5 mL and 2.0 mL tubes are carried by MBP and provide an ISO 9001:2015&ndash;certified alternative at cost-competitive pricing for high-volume labs. Reaction tubes are available from MBP in bulk pack sizes of 500 and 1,000 tubes for 1.5 mL and 2.0 mL formats, and trays of 1,000 for 0.2 mL PCR formats. &nbsp;
For the right selection based on volume, sterility, or application type, the <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">MBP team </a>can help match the ideal reaction tube to your workflow requirements.

5530-Analyzer Consumables Catalog

5530-TDS-5530

SYSMEX: Reaction Tube, for use with Sysmex CA Series analyzers, 12000/Cs

5530 by Globe Scientific — 0.8 mL polystyrene reaction tubes (10 mm × 30 mm) for Sysmex CA50, CA500, CA1000, CA1500, and CA5000 coagulation analyzers. Sold in cases of 12,000. Available from MBP Inc. worldwide.

Sample Cups

<h2 dir="ltr">What are Automation Sample Cups?</h2>
 Automation sample cups (also called analyzer sample cups, autosampler cups, or J-cups) are small-volume polystyrene or polypropylene vessels designed to hold aliquoted patient specimens for direct loading into automated clinical chemistry analyzers, immunoassay platforms, hematology analyzers, and ICP-MS/ICP-OES spectrometers. They are used when an analyzer's primary tube handler cannot directly aspirate from a standard 15 mL or 50 mL collection tube&mdash;typically because the sample volume is insufficient, a diluted aliquot is required, or a specific cup geometry is mandated by the instrument's sampling needle. Globe Scientific offers the largest selection of alternate (OEM-equivalent) sample cups for laboratory analyzers, providing significant per-cup savings versus manufacturer-supplied consumables. Choose analyzer sample cups by instrument model first&mdash;dimensional compatibility is non-negotiable&mdash;then optimize for material (PS for optical clarity, PP for chemical resistance) and volume.
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<h2 dir="ltr">What you will find:</h2>
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0.2 mL automation sample cups for micro-volume testing
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0.5 mL sample cups for routine analyzer use
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1.5 mL sample cups for standard clinical workflows
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Clear polystyrene sample cups for accurate readings
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Conical-bottom cups for complete sample pickup
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Low-dead-volume cups for minimal sample waste
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Analyzer-compatible sample cups for clinical systems
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Disposable sample cups for single-use workflows
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Nesting cups for easy storage and handling
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</ul>
<h2 dir="ltr"> How to Choose Automation Sample Cups</h2>
 Instrument Compatibility: Dimensional Match is Mandatory Automation sample cups must match the exact outer diameter, height, and cup-bottom geometry specified by the instrument manufacturer. A cup that is 0.5 mm too wide or too narrow will not seat correctly in the autosampler rotor, causing aspiration failures, pipetting errors, or instrument alarms. Globe Scientific engineers and validates each alternate cup to OEM specifications for named analyzer platforms; confirm the instrument model against the catalog's compatibility list before ordering. Volume: 0.5 mL vs. 1.5 mL vs. 2.0 mL 0.5 mL cups (13.55 &times; 24.50 mm, polystyrene) are used on chemistry analyzers including Beckman CX series, Alpha Wassermann, Bio-Chem Labs, and DPC Immulite platforms. 1.5 mL cups (13.8 &times; 22.60 mm) are used on BioMerieux AG-2/ASCA and MLA 1600C platforms. Larger 2.0 mL cups are used on Roche cobas and Horiba ABX platforms. The minimum working volume of the cup must exceed the analyzer's dead volume (typically 150&ndash;400 &micro;L) plus the required sample volume. Material: Polystyrene vs. Polypropylene Polystyrene (PS) sample cups provide excellent optical clarity for colorimetric-based analyzers that photometrically read the cup contents and have low protein adsorption for routine chemistry analytes. Polypropylene (PP) cups are used when the sample contains organic solvents, strong acids (trace element analysis), or when acid-wash protocols are required for ICP-MS autosampler systems. MoldPro and Globe Scientific PP autosampler cups for PerkinElmer, Agilent, and Shimadzu ICP systems are manufactured from virgin PP with ultra-low metal content verified by ICP-MS lot testing. With or Without Caps/Inserts Sample cups with caps are used when the aliquot must be sealed to prevent evaporation or cross-contamination during batch loading. Insert cups (smaller inner cup that sits inside a standard tube) allow aliquoted samples to be loaded directly without relabeling &mdash; a common efficiency gain in high-volume core labs. Confirm whether your instrument's autosampler accepts capped cups or requires open-top formats. ICP-MS vs. Clinical Chemistry Applications ICP-MS autosampler cups require certified ultra-low metal content (verified by ICP-MS at ppb level), manufactured from virgin PP without metal-containing additives, dyes, or fillers. Standard PS clinical chemistry cups contain low-level metal additives from colorants and should not be used for trace element or heavy metal analysis. Always use metal-free certified cups for any elemental analysis application. 
<h2 dir="ltr"> Specifications Context</h2>
 Globe Scientific analyzer sample cups are manufactured to exact OEM specifications and provide equivalent precision and optical properties to original manufacturer cups. PS cups have optical clarity with &ge;90% light transmission in the visible spectrum, required for photometric analyzers. PP ICP-MS autosampler cups meet ultra-low metal content specifications: typically &lt;1 ppb for Fe, Zn, Cu, Pb, Mn, and other analytes commonly measured in trace element panels. Cup dimensions are held to &plusmn;0.1 mm tolerance on O.D. to ensure consistent seating in autosampler rotors. As of 2026, Globe Scientific is the most widely stocked alternate analyzer consumable brand through lab distributors, including MBP, offering per-cup savings of 20&ndash;40% versus OEM pricing for high-volume clinical labs. 
<a href="https://mbpinc.net/contact-us">Contact MBP&nbsp;</a>for per-cup pricing on case-quantity PO orders.

Automation Sample Cups

5531-Analyzer Consumables Catalog

SYSMEX: Sample Cup, 2mL, for use with Sysmex CA Series analyzers, BAG/1000

5531 by Globe Scientific is a 2 mL clear polystyrene sample cup for Sysmex® CA 50, 500, 1000, 1500, and 5000 coagulation analyzers. A cost-effective OEM-equivalent replacement supplied in bags of 1,000 for high-volume clinical coagulation labs. Order at <a href="https://mbpinc.net/quickorder">mbpinc.net/quickorder</a> using catalog number 5531.

Innoculating Needles/Loops

<h2 data-section-id="y6ykl1" data-start="0" data-end="42">What Are Inoculating Loops and Needles?</h2>
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Inoculating loops and needles are essential microbiology tools used to transfer microorganisms between culture media, agar plates, broth tubes, and other laboratory growth systems. An inoculating loop features a small circular end designed to hold a defined volume of liquid culture, while an inoculating needle has a straight tip used for picking colonies and inoculating semi-solid media. Modern disposable versions are manufactured from sterile polypropylene or polystyrene and have largely replaced reusable metal loops in many laboratories, helping reduce cross-contamination risks and eliminating the need for flame sterilization between samples. These tools are widely used in clinical microbiology, research laboratories, pharmaceutical testing, food microbiology, and environmental monitoring applications.
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<h2 dir="ltr">What you will find:<a href="https://mbpinc.net/consumables/microbiology/innoculating-needles/loops" title="Inoculating Needles &amp; Loops"></a></h2>
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Smooth loops for streaking without agar damage
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Fine-point needles for precise colony picking
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Sterile disposable options for safe, aseptic use
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Heat-resistant wire loops for repeated sterilization
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Ergonomic grip for better control and reduced fatigue
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<h2 data-section-id="x4zq8w" data-start="861" data-end="907">How to Choose Inoculating Loops and Needles</h2>
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Volume: 1 &micro;L vs. 10 &micro;L
The choice of loop volume depends on the application. A 1 &micro;L calibrated loop is commonly used for quantitative urine cultures and other procedures where accurate sample volume directly affects colony counts and microbial enumeration. A 10 &micro;L loop is the standard option for routine streak plating, subculturing, and general microorganism transfer where larger sample volumes are beneficial.
Rigidity: Flexible PP vs. Rigid PS
Flexible polypropylene loops are designed to glide smoothly across agar surfaces, minimizing damage to the media during streaking procedures. Rigid polystyrene loops and needles provide greater control when inoculating broth cultures, retrieving colonies, or performing stab inoculations in semi-solid agar. Many laboratories keep both flexible and rigid options available to accommodate different microbiological techniques.
Calibration and Lot Certification
For quantitative microbiology applications, calibrated loops should be selected to ensure consistent volume delivery. Certified loops undergo validation testing to verify that they deliver the specified sample volume accurately. This level of quality assurance is particularly important in clinical laboratories performing urine cultures and other quantitative microbial analyses.
Packaging Format
Individually packaged sterile loops provide maximum sterility assurance and are ideal for low-volume testing environments. Bulk-packaged sterile loops offer a more economical solution for high-throughput laboratories where large quantities are used daily. The choice depends on workflow requirements, usage frequency, and laboratory contamination-control practices.
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<h2 data-section-id="1jl751w" data-start="3179" data-end="3204">Specifications Context</h2>
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Disposable inoculating loops and needles are typically manufactured from medical-grade polypropylene or polystyrene and supplied sterile for immediate use. Standard loop sizes are designed to deliver consistent volumes and feature smooth surfaces that support accurate sample transfer. Many calibrated loops are tested using recognized verification methods and supplied with lot-specific certification to support laboratory quality assurance requirements. Disposable plastic loops are now widely used across clinical, academic, pharmaceutical, and industrial microbiology laboratories due to their convenience, consistency, and reduced contamination risk compared with reusable metal alternatives.
For product selection or technical guidance, <a href="https://mbpinc.net/consumables/microbiology/innoculating-needles/loops" title="connect with the Molecular Biology Products Inc. (MBP) team.">connect with the Molecular Biology Products Inc. (MBP) team.</a>

T & L Shaped Spreaders

The T &amp; L Shaped Spreaders by Globe Scientific are sterile, individually wrapped polystyrene cell spreaders for agar plate inoculation. Available as L-shaped (2910) for streak-and-rotate spreading and T-shaped (2911) for back-and-forth spreading. 100 per box, 1,000 per case.

Spreader, L-Shaped, STERILE, PS, Individually Wrapped, 100/Box, CS/1000

Spreader, T-Shaped, STERILE, PS, Individually Wrapped, 100/Box, CS/1000

Tape Dispenser

<h2 data-section-id="bfmftj" data-start="263" data-end="302">What Are Laboratory Tape Dispensers?</h2>
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Laboratory tape dispensers are bench-top or hand-held holders engineered to feed and cut lab labeling tape cleanly, allowing single-handed tape application during tube, rack, vial, bottle, and equipment labeling. Unlike generic desktop tape dispensers, lab tape dispensers accommodate the roll widths (0.5&ndash;1 inch) and core diameters (1 inch) used by standard lab labeling tape, and many include a serrated metal cutting edge for clean, straight cuts without scissors. Reducing two-handed tape handling lowers the risk of tape-roll contamination in sterile or BSL-2 environments. A tape dispenser is a minor capital purchase that pays back in reduced waste and faster labeling throughput in any lab processing more than 50 tubes or samples per session.
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<h2 dir="ltr">What you will find:</h2>
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Multi-roll dispensers for organized color-coding tasks.
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Weighted benchtop dispensers to prevent sliding during use.
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Wall-mounted tape stations to save limited workspace.
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Stainless steel dispensers for easy sterilization and durability.
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Large core dispensers for high-volume industrial labeling tapes.
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Handheld dispensers for portable sample tracking.
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<h2 data-section-id="9se0ls" data-start="1061" data-end="1105">How to Choose a Laboratory Tape Dispenser</h2>
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Tape Width Compatibility
Dispensers are selected based on tape width requirements. Most lab workflows use 0.5-inch (12 mm), 0.75-inch (19 mm), or 1-inch (25 mm) labeling tape. Some dispensers support multiple widths, while others are fixed to a single width. Multi-width models offer flexibility, whereas single-width dispensers typically have a smaller footprint on the bench.
Roll Core Diameter
Standard laboratory tape rolls use a 1-inch (25 mm) inner core. Dispensers are designed around this standard so the roll rotates smoothly without slipping or excess movement. Heavy-duty industrial variants may support larger 3-inch cores, but most lab environments rely on the 1-inch standard.
Cutting Mechanism
Cutting performance depends on the blade design. Serrated metal cutting edges provide clean, straight cuts, especially useful for tight labels on small tubes. Plastic serrated edges are less sharp and may cause uneven tearing, particularly with stronger materials like polyester or vinyl. For autoclave tape and thicker adhesive materials, metal cutting edges are preferred for consistent results.
Base Stability
Stable base design is important for one-handed operation. Weighted or rubber-bottom dispensers stay fixed on the bench during use, allowing smooth tape pulling. Lightweight plastic models may slide on smooth surfaces and often require two hands, reducing efficiency.
Material and Cleanability
Metal dispensers made from stainless steel or anodized aluminum are more durable and can withstand repeated cleaning with ethanol or disinfectants. Plastic dispensers are acceptable for general use but may degrade or develop surface damage with repeated solvent exposure.
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<h2 data-section-id="1jl751w" data-start="2829" data-end="2854">Specifications Context</h2>
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Standard laboratory tape dispensers are designed with compact bench dimensions of approximately 100&ndash;140 mm in length and 80&ndash;100 mm in height, with a typical weight of 200&ndash;400 g to ensure stability during use. They are engineered to fit 1-inch (25 mm) core tape rolls, which should rotate freely without wobbling or resistance. As of 2026, MBP supplies tape dispensers compatible with standard laboratory labeling tape systems for routine bench workflows.
Ready to stop fighting with your tape rolls? <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Ask the staff at MBP</a> for a quote right now&mdash;we help you cut through the chaos.

LT-DIS500-Group-Laboratory Tape Brochure

Tape Dispensers

The Tape Dispensers by Globe Scientific are laboratory labelling tape dispensers in six configurations: LT-DIS500L (benchtop large, 500"), LT-DIS500M (benchtop medium, 500"), LT-DIS500S (benchtop small, 500"), LT-DIS60 (benchtop, 60 yd), LT-DISHAND (handheld, plastic, 500"), and LT-DISWGT (weighted benchtop, 500" or 60 yd). Compatible with Globe Scientific colour-coded laboratory tape rolls.

Labeling Tape Dispenser, for 500", 12-1/8" x 5", EA

Labeling Tape Dispenser, for 500", 9-1/2" x 5", EA

Labeling Tape Dispenser, for 500", 6-1/2" x 5", EA

Labeling Tape Dispenser, 60yd,  13-3/8" x 7", EA

Labeling Tape Dispenser, Handheld, Plastic, for 500", EA

Labeling Tape Dispenser, Weighted, for 500" or 60yd , EA

Hotplate & Stirrer Accessories

<h2>What Are Hotplate and Stirrer Accessories?</h2>
&nbsp;
Hotplate and stirrer accessories are supplementary components for single-position and multi-position hotplate stirrers that improve temperature accuracy, expand vessel compatibility, enable reflux setups, and maintain equipment in working condition. The most important accessory for research-grade hotplate use is an external temperature probe, which monitors actual solution temperature rather than hotplate surface temperature, which can be 20 to 50 degrees C higher than the liquid in the vessel. PTFE stir bars in standard cylindrical, oval, octagonal, cross-shaped, and polygon geometries allow matching of bar shape to vessel type and mixing requirement. Support rods and clamp assemblies secure condensers, separating funnels, and other glassware above the hotplate for reflux chemistry. Magnetic stir bar retrieval wands recover stir bars from flasks without contaminating the solution. An external temperature probe is the single most impactful hotplate stirrer accessory: without one, you are controlling plate temperature, not solution temperature, and the two can differ by 20 to 50 degrees C.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
<li data-section-id="dpsp0x" data-start="25" data-end="139">Temperature sensors for compatible GHS-series hotplate stirrers, available in standard and glass-coated designs.</li>
<li data-section-id="yvvor4" data-start="140" data-end="248">Sensor support stands and clamps for secure positioning of temperature probes during heating applications.</li>
<li data-section-id="hdqu1" data-start="249" data-end="353">Support rods and clamp sets for mounting laboratory apparatus and accessories above hotplate stirrers.</li>
<li data-section-id="rtdv85" data-start="354" data-end="446">Magnetic stir bars, including standard and pivot ring styles, for efficient sample mixing.</li>
<li data-section-id="1hl26tt" data-start="447" data-end="560" data-is-last-node="">Chemically resistant clamp set options featuring inert PTFE construction for demanding laboratory environments.</li>
</ul>
&nbsp;
<h2>How to Choose Hotplate and Stirrer Accessories</h2>
&nbsp;
External temperature probes
Confirm probe type compatibility with the hotplate stirrer model: most digital hotplate stirrers accept either a PT1000 resistance temperature detector (RTD) or a Type K thermocouple, and these are not interchangeable between models. The probe is inserted directly into the solution and feeds temperature data back to the PID controller to maintain the solution (not the plate surface) at the setpoint. Probe length and sheath material (stainless steel, glass, or PTFE) should be matched to the vessel size and chemical compatibility requirements.
PTFE stir bars: geometry and size
PTFE stir bars are available in cylindrical, oval (egg-shaped), octagonal, cross (X-shape), polygon, and ring geometries. Cylindrical bars are the most common general-purpose format. Octagonal bars provide more turbulent mixing in flat-bottomed vessels than cylindrical bars. Cross-shaped bars improve mixing in round-bottom flasks by preventing the bar from riding the wall. Ring or hoop bars are used for mixing around fixed probes or frits inside the vessel. Stir bar length is selected to match vessel diameter, typically 30 to 50% of vessel inner diameter.
Support stands and clamp sets.
Support stands (rod-and-base assemblies) mount above or adjacent to the hotplate to hold condensers, addition funnels, thermometers, and other glassware in reflux setups. Confirm rod diameter compatibility with the clamp set (most lab glassware clamps fit 12.7 mm or 16 mm rods). Weighted bases provide stability for tall assemblies. Crossbar assemblies allow horizontal positioning of clamps at adjustable heights along the support rod.
Magnetic stir bar retrieval tools
Stir bar retrievers are magnetic wands encased in a non-contaminating sleeve (PTFE or glass) that attract and remove the stir bar from a vessel without inserting fingers or metal into the sample. Available as handheld wands or bench-mounted extractors. An essential accessory for labs processing multiple samples per day, as losing track of stir bars is among the most common minor equipment management issues in bench chemistry.
Replacement sensors and calibration weights
Temperature probes degrade after repeated heating cycles or chemical exposure; replace probes showing drift against a calibrated reference thermometer. For hotplate stirrer models with external calibration weights (balance verification), confirm the weight set is OIML or ASTM traceable for regulated workflows.
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<h2>Specifications Context</h2>
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PTFE stir bars should be inspected regularly for chipped or worn PTFE coating. Bare metal exposure from a chipped bar contaminates the sample with metallic particles and alters the bar's magnetic coupling properties, resulting in reduced mixing efficiency or bar stall at lower speeds. Discard and replace any stir bar showing PTFE damage. For regulated lab environments (GMP, ISO 17025), maintain a stir bar inventory log and retire bars on a scheduled basis. External temperature probes rated for immersion in aqueous solutions should be verified against a calibrated reference thermometer at least annually; probes showing more than 1 degree C deviation should be recalibrated or replaced.&nbsp;
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Temperature sensor, 230mm length, for use with GHS models with heat

GHS-S230 by Globe Scientific is a 230 mm external temperature sensor for Globe Scientific GHS series heated hotplate stirrers, enabling direct in-liquid temperature measurement and closed-loop control instead of relying on plate-surface setpoints. Compatible with GHS models that include a heating function. A glass-coated variant (GHS-S230G) is also available — confirm which is needed for your chemistry. Order via <a href="/quickorder">Quick Order</a> at mbpinc.net or email customerservice@mbpinc.net.

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