Benchmark Scientific

Autoclaves Accessories

<h2>What Are Autoclave Accessories?</h2>
&nbsp;
Autoclave accessories are the consumable and hardware components that enable safe, documented, and compliant steam sterilization: sterilization packaging (peel pouches, autoclave bags, and wrapping materials that allow steam penetration while preserving post-cycle sterility), monitoring consumables (chemical indicator tape and integrators for every-load verification, biological indicator spore tests for periodic microbial-kill validation), loading hardware (stainless steel trays, baskets, and racks that organize instruments and maintain spacing for steam circulation), and maintenance consumables (autoclave cleaners and descalers for chamber and drain upkeep). A complete accessory program is not optional&mdash;regulatory bodies, IACUC protocols, and GLP/GMP frameworks all require chemical monitoring every cycle and biological indicator testing at defined intervals.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Autoclave Printer (115V): Printer for recording sterilization cycle data and ensuring compliance
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Autoclave Printer Paper (2.25" x 50 ft): Thermal paper rolls for printing autoclave cycle reports
</li>
</ul>
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<h2>How to Choose Autoclave Accessories</h2>
&nbsp;
Sterilization Packaging
Peel pouches are available in paper-plastic laminate with built-in external chemical indicator strips&mdash;select the pouch size that fits the instrument without folding, allowing at least 1 cm clearance on all sides for steam penetration. Autoclave bags for bulk loads or waste come in polypropylene (PP), rated to 121&deg;C; confirm the material spec before purchasing. Wrapping paper (non-woven or crepe) is required for instrument set wraps processed in prevac cycles.
Chemical Indicator Class Selection
Chemical indicators are classified Class 1&ndash;6. Class 1 (process indicators/tape) are external markers only, confirming the item entered the autoclave. Class 5 integrators and Class 6 emulating indicators respond to all three sterilization parameters (time, temperature, and steam) and are the recommended internal indicators for wrapped packs. Place an internal indicator inside every pouch or wrapped instrument set to verify that conditions were met at the instrument surface.
Biological Indicators
Spore vials containing&nbsp;G. stearothermophilus&nbsp;(ATCC #7953) are the standard BI for steam autoclaves at 121&ndash;135&deg;C; incubate at 55&ndash;60&deg;C for 24&ndash;48 hours after exposure. Self-contained vials (crush-and-incubate format) reduce handling complexity versus loose spore strips. Rapid-readout BIs (e.g., 3M Attest, Mesa Labs rapid spore tests) return results in as few as 1&ndash;3 hours, reducing quarantine time for critical loads.
Loading Hardware
Stainless steel perforated trays and baskets are the standard load support hardware. Confirm the outer dimensions fit your autoclave chamber with the door closure system intact, and that the perforated base allows condensate to drain rather than pool under the load.
Maintenance
Use an autoclave-specific chamber cleaner monthly or per manufacturer schedule. Descale quarterly or more frequently if hard water is used, even with a distilled/DI water supply&mdash;incoming water quality can vary. Inspect and replace door gaskets when any leak or incomplete seal is observed.
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<h2>Specifications Context</h2>
&nbsp;
Class 5 integrators (e.g., 3M Comply SteriGage) are the most informative internal chemical indicator available without biological testing&mdash;they confirm exposure to all three critical sterilization parameters simultaneously. Biological indicators using&nbsp;G. stearothermophilus spores are the accepted standard per ISO 11138-3 for steam sterilization monitoring; alternative rapid-readout formats can return results in as few as 60 minutes, enabling same-day release of critical loads. As of 2026, self-contained biological indicator systems with digital incubator readers eliminate the manual color-interpretation step and provide a timestamped electronic pass/fail result suitable for GLP audit records.
<a href="https://mbpinc.net/contact-us">Contact now</a> with the expert team at Molecular Biology Products Inc. to find the right autoclave accessories for your lab.

Autoclave Accessories

Paper 2.25"x50 feet, pk. of 3 rolls

B4000-PA by Benchmark Scientific is a pack of 3 thermal paper rolls (2.25&Prime; &times; 50 ft each) for the BioClave&trade; mini printer. No ink required; records sterilization cycle data automatically for GLP/GMP compliance documentation. Compatible with Benchmark BioClave autoclave series with the mini printer option.

Manufacture

Microcentrifuge

<h2>What Are Microcentrifuges?</h2>
&nbsp;
Microcentrifuges are compact, high-speed benchtop centrifuges designed specifically for 0.2&ndash;2.0 mL microtubes and PCR strips, operating at 10,000&ndash;21,000 &times;g in a fixed-angle rotor. They are the primary centrifugation instrument in molecular biology, biochemistry, and clinical molecular diagnostics labs: nucleic acid pellet formation after ethanol precipitation, spin-column DNA/RNA extraction and PCR cleanup steps (typically specified at 10,000&ndash;16,000 &times;g for 30&ndash;60 seconds), cell debris clearance from lysates, protein precipitation supernatant recovery, and brief sample clarification before downstream analysis. Standard benchtop microcentrifuges reach 14,000&ndash;15,000 RPM (16,000&ndash;21,000 &times;g), while high-speed models reach up to 21,000 RPM and approximately 31,000 &times;g. Refrigerated variants maintain 0&ndash;4&deg;C for temperature-sensitive workflows.
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<h2>What You Will Find:</h2>
&nbsp;
<ul>
<li>High-Speed Microcentrifuges: For faster sample processing</li>
<li>Refrigerated Microcentrifuges: For temperature-sensitive handling</li>
<li>Benchtop Microcentrifuge Systems: For routine lab working</li>
<li>5D Digital Microcentrifuge: With customizable time and speed options</li>
<li>Mini Microcentrifuges: Compact units for rapid spin-down tasks</li>
<li>MC-24 High-Speed Microcentrifuge: Features touch screen control and high speed</li>
<li>Microplate Centrifuges: Developed for PCR plates and strip formats</li>
<li>Microcentrifuge Accessories: For expanded tube flexibility and compatibility</li>
</ul>
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<h2>How to Choose a Microcentrifuge</h2>
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Maximum RCF vs. Protocol Requirements
Most spin-column kit protocols specify 10,000&ndash;16,000 &times;g. A standard microcentrifuge reaching 14,000&ndash;16,000 &times;g covers these requirements. If your lab performs alcohol-precipitation DNA/RNA pelleting (12,000&ndash;16,000 &times;g) or virus concentration steps (20,000+ &times;g), choose a model reaching at least 16,000 &times;g. High-speed models reaching 21,000&ndash;31,000 &times;g are available for specialized applications.
Rotor Tube Positions and Capacity
Most microcentrifuge rotors hold 12&ndash;24 &times; 1.5/2.0 mL tubes per run. Laboratories processing larger batches benefit from 24-position rotors, while smaller research groups may find 12-position models sufficient. Confirm that adapters for 0.5 mL and 0.2 mL tubes are available if required by your workflows.
Refrigerated vs. Ambient Temperature
Refrigerated microcentrifuges are recommended for RNA extraction, protein stability studies, cell viability applications, and any protocol requiring 4&deg;C centrifugation. Standard room-temperature models are suitable for routine DNA extraction and PCR cleanup procedures.
Noise Level and Footprint
Modern brushless DC motor microcentrifuges typically operate at &le;52 dB, making them quieter than older brush-motor systems. Most units occupy 200&ndash;300 mm of bench width, so confirm that sufficient clearance is available when the lid is fully open.
Safety Features
Essential safety features include lid-lock mechanisms, imbalance detection, and over-speed protection. Laboratories handling infectious materials should verify that aerosol-tight sealed rotor lids are available for the selected model.
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<h2>Specifications Context</h2>
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The standard spin-column step in most commercial DNA/RNA extraction kits specifies 10,000&ndash;16,000 &times;g for 30&ndash;60 seconds. Always confirm the rotor's maximum RCF from manufacturer specifications, since RPM values alone do not account for differences in rotor radius.
Microcentrifuge rotors are typically fixed-angle designs positioned at approximately 45&deg;, providing efficient pelleting and short sedimentation paths. Aerosol-tight sealed lids allow safe handling of BSL-2 samples and other applications requiring biocontainment. Modern brushless DC motors offer quieter performance, improved speed accuracy, and longer service intervals than legacy brush-motor systems.
Your search for high-performance microcentrifuges is over. <a href="https://mbpinc.net/contact-us">Contact now</a> with the expert team at Molecular Biology Products Inc. and get the right microcentrifuge for your lab today.

Product Literature

Tube Adapter, hold 96 x 0.2ml or 8 and 12 position PCR strips, 2/pk

Optional rotor with carriers for deep well plates up to 35mm tall (speed: 1500rpm)

PlateFuge™ MicroPlate MicroCentrifuge with rotor and plate carriers Accessories

PlateFuge™ MicroPlate MicroCentrifuge with rotor and plate carriers

The C2000 by Benchmark Scientific (PlateFuge™) is a compact microplate microcentrifuge—23 × 26 × 19.7 cm, 4.1 kg—with a patented 75° swing-out rotor spinning 2 × SBS microplates (up to 25mm height) or 24 × 0.2ml PCR strips at up to 2,550 rpm / 600 xg. It is the standard choice for pre-PCR plate spin-down, ELISA wash pelleting, and suspension-cell plate centrifugation on molecular biology benches. Ships with rotor and two plate carriers; available in 115V or 230V. MBP is a registered vendor to Howard Hughes Medical Institute, MD Anderson Cancer Center, Vanderbilt University, Eurofins, and many other institutes across the USA.

Speed

Capacity

Deceleration

Dimensions

Weight

Electrical

Warranty

PlateFuge™ MicroPlate MicroCentrifuge with rotor and plate carriers, 115V

PlateFuge™ MicroPlate MicroCentrifuge with rotor and plate carriers, 230V

Shaking Incubator Accessories

<h2>What Are Shaking Incubator Accessories?</h2>
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Shaking incubator accessories are platform attachments and replacement components that secure culture vessels to the shaking deck, expand the range of vessel types a single incubator can accommodate, and maintain safe operation at high agitation speeds. The primary accessories are flask clamps (spring-type or magnetic-attachment systems) for Erlenmeyer flasks of specific volumes, tube racks for culture tubes and centrifuge tubes, microplate holders for 24-well, 96-well, and deep-well plate formats, universal platforms with non-slip surfaces for various container types, and adhesive mats for securing irregularly shaped vessels. Accessories are not universally interchangeable: platform slot patterns, clamp arm geometry, and attachment mechanisms vary by manufacturer and model, so confirm compatibility with the specific shaking incubator before ordering. Always match the flask clamp size to the exact flask volume in use; undersized clamps allow movement that damages cultures, and oversized clamps do not seat correctly in platform slots.
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<h2 dir="ltr">What You Will Find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">MultiTherm Touch blocks offer specialized holders for cryotubes, PCR plates, and centrifuge tubes up to 5ml.</li>
<li dir="ltr" role="presentation">Microplate blocks provide secure, uniform agitation for standard and deep-well 96-well plates.</li>
<li dir="ltr" role="presentation">Universal spring platforms offer a flexible solution for holding various bottle and flask sizes on a single surface.</li>
<li dir="ltr" role="presentation">Precision tube adapters allow you to mix 0.2ml to 2.0ml tubes with perfect stability and heat transfer.</li>
<li dir="ltr" role="presentation">Stainless steel shelves help you maximize your incubator&rsquo;s internal capacity for static or upright samples.</li>
</ul>
&nbsp;
<h2>How to Choose Shaking Incubator Accessories</h2>
&nbsp;
Flask clamp size and type
Flask clamps are specified by flask volume: 50 mL, 125 mL, 250 mL, 500 mL, 1 L, and 2 L are the standard sizes. One-piece stainless steel clamp construction is preferable to spot-welded or riveted designs for durability at high agitation speeds. For flasks 2 L and above, clamps with a secondary girdle ring provide additional security during prolonged shaking at 200 rpm or above. Magnetic clamp systems (such as MAGic Clamp-style designs) allow tool-free, rapid exchange between flask sizes without loosening bolts.
Tube racks
Tube racks for shaking incubators accommodate standard 10 mL, 14 mL, 17 mL, 50 mL, and culture tube formats, slotted into the platform deck. Adjustable tube racks that fit multiple tube diameters offer more flexibility than fixed-diameter designs. Confirm the number of tube positions and whether the rack base fits the specific platform slot pattern of your incubator.
Microplate holders
Microplate holders secure 96-well, 24-well, deep-well (2 mL per well), and skirted PCR plate formats to the shaking platform. Platforms designed for microplates typically operate at smaller orbit sizes (19 mm) and higher speeds (up to 400 rpm) compared to flask platforms. Confirm that the holder is rated for the plate format and the speed required by your protocol.
Universal platforms and adhesive mats
Universal platforms with rubber-coated surfaces provide a non-slip base for tissue culture flasks (T-25, T-75), Petri dishes, staining trays, and containers that do not fit standard clamps. Adhesive mats function similarly and are useful for microcentrifuge tube arrays or multiple small containers. Replace adhesive mats periodically as tackiness degrades with repeated use and autoclaving.
Platform compatibility
Before purchasing accessories, identify the platform slot pattern (tab-and-slot vs. screw-mount vs. magnetic) specific to your shaking incubator model. Accessories from the same manufacturer as the incubator are the safest choice; third-party platforms may fit universal tab-and-slot patterns, but should be verified before high-speed use.
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<h2>Specifications Context</h2>
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Stainless steel flask clamps are the preferred material for autoclavability and chemical resistance. Verify whether accessories can be autoclaved at 121 degrees C; not all rubber or plastic components on tube racks and mats withstand repeated steam sterilization. The load capacity of the platform (in kg per position) limits the total mass of vessel plus culture volume that can be safely agitated; exceeding this limit at high speed stresses the drive bearings. For heavy-use labs running continuous 24-hour shaking protocols, select clamps with single-piece construction and check the drive belt or brushless motor specifications for continuous-duty cycle ratings.&nbsp;
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Ready to optimize your incubator&rsquo;s capacity? Browse our accessories collection and <a href="https://mbpinc.net/contact-us">reach out to the MBP team</a> for a friendly quote today.

Platform, holds 6 standard micro plates (max. 1)

The H1010-P-MP by Benchmark Scientific is a microplate orbital shaker platform holding 6 standard SBS-format microplates, compatible with the Benchmark Incu-Shaker 10L, Incu-Shaker 10LR, and Orbi-Shaker XL. Maximum 1 platform per shaker unit. Suited for cell culture, ELISA, compound screening, and protein binding assays. Available from MBP Inc. for US and Canadian research labs.

Printer, 115V

B4000-P by Benchmark Scientific is a 115V thermal printer that attaches directly to the BioClave 16 Research Autoclave and generates printed sterilization cycle records — temperature, pressure, and time — for compliance documentation and QA audit trails. It is sold as a separate accessory and does not require external software.

Homogenizer

<h2>What are laboratory homogenizers?</h2>
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Laboratory homogenizers are powered instruments that physically disrupt, blend, or emulsify samples using mechanical shear, ultrasonic cavitation, or both, producing a homogeneous mixture from initially heterogeneous biological tissue, cell suspensions, food materials, or chemical mixtures. The two main categories in laboratory research are rotor-stator homogenizers, where a high-speed generator head with a rotating blade inside a stator tube applies intense shear to samples drawn into the stator, and ultrasonic probe homogenizers (also called sonicators), where a vibrating probe tip transmits ultrasonic energy into the liquid sample to create rapid cavitation and disruption.
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<h2>What you will find:&nbsp; </h2>
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<a href="https://mbpinc.net/equipments/sample-processing/homogenizer/homogenizer-accessories">Homogenizer Accessories:</a>
<ul>
<li data-path-to-node="1,0,0">Generator Heads &amp; Stands: Replacement saw-tooth shearing heads and sturdy support stands for hands-free mechanical processing.</li>
<li data-path-to-node="1,1,0">Bead-Beating Homogenizers: Compact 6-position, 24-position, and high-throughput 96-well ball mill systems for rapid cell disruption.</li>
<li data-path-to-node="1,2,0">Ultrasonic Processors &amp; Horns: Digital sonication units and titanium horns engineered for high-efficiency cell lysis and DNA shearing.</li>
<li data-path-to-node="1,3,0">Prefilled Tubes &amp; Bulk Beads: Ready-to-use sample grinding kits and loose bead matrices available in multiple sizes and materials.</li>
<li data-path-to-node="1,4,0">Blender Bags &amp; Gaskets: Heavy-duty sterile paddle bags and containment gaskets to ensure leak-proof sample processing.</li>
</ul>
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<h2>How to choose a laboratory homogenizer</h2>
&nbsp;
Choose a rotor-stator homogenizer for tissue and bulk sample processing
Rotor-stator homogenizers (such as the IKA Ultra-Turrax, Polytron, or equivalent) are best for rapidly homogenizing larger volumes of tissue&mdash;from 0.5 mL to several liters depending on the generator head&mdash;in a buffer or reagent solution, drawing tissue into the stator and shearing it at speeds of 5,000&ndash;30,000 rpm. They produce results in seconds to minutes and are preferred for protein, RNA, and DNA extraction from solid tissue where throughput and speed matter.
Choose an ultrasonic probe homogenizer for precise small-volume work and emulsification
Ultrasonic probe homogenizers transmit high-frequency sound (typically 20 kHz) through a vibrating probe tip into the sample, creating cavitation bubbles that collapse violently and disrupt cells, shear DNA to defined sizes, or form stable emulsions. They excel at processing small volumes and provide more controlled energy dosing than rotor-stator instruments.
Match the generator head size to your sample volume
Rotor-stator generator heads are sized by the volume range they process optimally&mdash;micro generator heads for 0.5&ndash;15 mL, standard heads for 5&ndash;200 mL, and large-volume heads for 200 mL to several liters. Using a head too large for your sample volume gives poor energy density; too small a head for large volumes leads to extended processing times and excess heat generation.
Consider heat generation and sample cooling during disruption
Both rotor-stator and ultrasonic homogenizers generate heat during operation that can degrade heat-sensitive analytes like RNA, enzymes, and phosphorylated proteins. Short processing cycles with cooling on ice between cycles, or using a refrigerated or water-jacketed vessel, maintains sample temperature. For ultrasonic probes, pulsed rather than continuous operation reduces net heat input.
Evaluate cleaning requirements between samples
Rotor-stator generator heads require thorough cleaning between samples&mdash;typically operating briefly in cleaning solution then rinse water&mdash;while ultrasonic probe tips need wiping and sonicating in cleaning solution. Automated probe cleaning stations reduce this burden for high-throughput workflows.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Rotor-stator homogenizers are characterized by their maximum tip peripheral speed and generator head volume range, with higher speeds delivering more shear energy per unit time but also more heat. As of 2026, rotor-stator homogenizers with interchangeable generator heads covering sub-milliliter to liter volumes from a single body remain the most versatile format for research labs processing diverse tissue types.
For a detailed consultation regarding our products <a href="https://mbpinc.net/contact-us">contact us directly or request a quote from our team</a> at Molecular Biology Products Inc. (MBP).

Homogenizers

Horn, 2mm diameter, for 0.1-5ml, fits DP0150

Horn, 3mm diameter, for 3-10ml, fits DP0150

Horn, 6mm diameter, for 10-100ml, fits DP0150

Horn, 8mm diameter, for 25-150ml, fits DP0150

Pulse 150™ Ultrasonic Homogenizer

DP0150 by Benchmark Scientific is the Pulse 150™ Ultrasonic Homogenizer — a 150W, 20–25 kHz probe sonicator with continuously adjustable power (1.5–150 W), a 4.3-inch touch screen, 20 stored programs, and a 0.1–150 mL sample volume range. The included 6 mm titanium horn and soundproof enclosure make it ready for cell disruption, ChIP chromatin shearing, DNA fragmentation, and nanoparticle dispersion from the moment of installation. Two-year warranty; 120V or 230V operation.

Power

Frequency

Cycle time (pulse on/off)

Timer

Duty cycle

Volume*

Program memory

Display/control

Horn

Alarms

Controller

Controller weight

Soundproof enclosure W x D x H

Soundproof enclosure weight

Pulse 150™ Ultrasonic Homogenizer with 6mm horn and soundproof box, 120V

Pulse 150™ Ultrasonic Homogenizer with 6mm horn and soundproof box, 230V

Horn, 10mm diameter, for 30-300ml, fits DP0650 only

Horn, 12mm diameter, for 50-500ml, fits DP0650 only

Pulse 650™ Ultrasonic Homogenizer

DP0650 by Benchmark Scientific is the Pulse 650™ ultrasonic homogenizer, delivering 6.5–650 W continuously adjustable output at 20–25 kHz through a standard 6 mm titanium horn for 10–100 mL sample volumes (0.1–500 mL with alternative horns in 2, 3, 8, 10, 12 mm). A 7-inch colour touch screen controls cycle time (0.1–99.9 s), duty cycle (0.1–99.9%), and a timer up to 99 hours; 20 stored programs, UV-C sterilization, and an included soundproof enclosure are standard. Voltage is 120V or 230V, 2-year warranty.

Pulse 650™ Ultrasonic Homogenizer with 6mm horn and soundproof box, 120V

Pulse 650™ Ultrasonic Homogenizer with 6mm horn and soundproof box, 230V

Cell Counter Accessories

<h2>What Are Cell Counter Accessories?</h2>
&nbsp;
Cell counter accessories are the consumable reagents and replacement components that enable continued, accurate operation of automated cell counters. They fall into three categories: consumable slides (single-use counting chambers loaded fresh for each sample); staining reagents (trypan blue, AO/PI kits, or other viability dyes used to prepare the cell suspension before counting); and instrument maintenance components (calibration beads for verifying counting accuracy, replacement light sources or LED modules, optical cleaning solutions for direct-pipette instruments, and software updates). Counting slides are the dominant consumables by volume and cost, typically used at one slide per sample (two counting chambers per slide provide technical duplicates). Because counting slides are instrument-specific (not interchangeable between brands), procurement must specify the correct instrument model. Third-party slides compatible with certain instruments (Countess-type, TC20-type) are available from alternative suppliers at a lower cost per slide; confirm compatibility and counting accuracy before switching from OEM slides. The two consumables needed for every cell count are a counting slide and a staining reagent; order both in sufficient quantity for your weekly sample volume, and maintain a stock of 4 to 6 weeks of slides to avoid workflow disruptions from supply delays.
&nbsp;
<h2>What You Will Find</h2>
&nbsp;
<ul>
<li>Disposable QuadSlides for accurate and consistent cell counting with QuadCount automated cell counters.</li>
<li>Standard test slides for instrument verification and performance checks.</li>
<li>Barcode scanners for streamlined sample identification and workflow management.</li>
<li>Cell counter accessories designed to support routine operation and maintenance of QuadCount automated cell counters.</li>
</ul>
&nbsp;
<h2>How to Choose Cell Counter Accessories</h2>
&nbsp;
Counting slides: OEM vs. third-party
Original equipment manufacturer (OEM) counting slides are validated for accuracy on the specific instrument and are the safest choice for regulated and research-critical workflows. They typically cost 0.80 to 2.00 USD per slide. Third-party alternative slides (for Countess II-compatible, TC20-compatible, and other common platforms) are available at 0.20 to 0.60 USD per slide, a significant cost reduction in high-frequency counting labs. Before switching to third-party slides, count the same samples on both OEM and third-party slides across a range of densities (1&times;105 to 5&times;106 cells/mL) and viability levels (above 90% and 70 to 80%) to verify equivalent accuracy and viability discrimination.
Trypan blue reagent: concentration and quality
Trypan blue for cell counting is supplied as a 0.4% solution (w/v) in phosphate-buffered saline. Dilute the cell suspension 1:1 with 0.4% trypan blue immediately before counting (resulting in 0.2% trypan blue in the counted mixture). Ensure the trypan blue solution is sterile-filtered (0.2 micron) and stored at room temperature away from light; degraded or contaminated trypan blue causes inconsistent staining intensity, compromising viability discrimination. Some automated cell counters use a proprietary pre-diluted trypan blue optimized for the instrument's imaging algorithm; confirm whether the instrument requires instrument-specific trypan blue or accepts a standard 0.4% solution.
AO/PI viability kits
Acridine orange (AO) and propidium iodide (PI) reagent kits are supplied as ready-to-use or concentrate formulations. AO penetrates all nucleated cells and fluoresces green (excitation 470 to 490 nm, emission 515 to 530 nm); PI enters only cells with compromised membranes and fluoresces red (excitation 530 to 550 nm, emission 610 to 640 nm). AO/PI kits are matched to the fluorescence filter configuration of the specific cell counter; confirm that the instrument has the appropriate excitation/emission channels before specifying a kit. Store AO/PI solutions protected from light; AO is stable for 12 months at 2 to 8 degrees C.
Calibration beads
Calibration bead sets contain fluorescent microspheres at known concentrations and known fluorescence intensities, used to verify that the cell counter's counting algorithm and fluorescence channels are performing within specification. Calibration should be performed at a defined frequency (monthly or quarterly, depending on the laboratory's quality management requirements) and after any instrument relocation, service, or software update. Store calibration beads at 2 to 8 degrees C protected from light; do not freeze.
Direct-pipette instrument cleaning accessories
Cell counters with direct-pipette optical counting surfaces (no disposable slide) require cleaning with manufacturer-specified optical surface cleaning solutions between every sample to prevent carryover. Cleaning kits typically include a low-detergent optical cleaning solution, lint-free optical wipes, and a rinse solution. Follow the manufacturer's cleaning protocol exactly; using inappropriate cleaning agents on the optical surface degrades the surface coating and permanently impairs counting accuracy.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Counting slide chamber depth (most commonly 100 micrometers) determines the volume of suspension imaged per frame and affects cell density calculation. A non-standard chamber depth produces systematic counting errors; never use counting slides with unspecified or incorrectly specified chamber depths for quantitative cell density measurements. Trypan blue should not be left in contact with cells for more than 3 to 5 minutes before counting; prolonged exposure causes staining of live cells with compromised membranes from extended trypan contact, artificially reducing apparent viability. Set up the staining step immediately before counting, not in advance.
&nbsp;
<div class="pointer-events-none -mt-px h-px translate-y-[calc(var(--scroll-root-safe-area-inset-bottom)-14*var(--spacing))]" aria-hidden="true">To discuss product availability or get selection guidance,&nbsp;<a href="https://mbpinc.net/contact-us">contact the MBP team</a>.</div>

QuadSlides for QuadCount Cell Counter, pack of 50

E7500-S1 by Accuris Instruments are precision-molded, 4-chambered disposable slides with a hydrophilic inner surface and engraved grid pattern, designed exclusively for the E7500 QuadCount Automated Cell Counter. Each chamber holds a 20 µL sample, enabling four independent counts — or four replicates — from a single loading event. Sold in a pack of 50 slides. Order by catalog number E7500-S1 via Quick Order at mbpinc.net/quickorder or at customerservice@mbpinc.net.

2D Rockers

<h2>What are 2D rockers?</h2>
&nbsp;
2D rocking platforms produce a simple, rhythmic back-and-forth tilting motion on a single axis, causing liquid to flow alternately from one end of the platform to the other with each tilt cycle. The simplicity of this motion is its strength: a consistent linear sweep of liquid across the platform surface ensures even exposure of the membrane or gel to the incubation solution on every cycle, with no rotational bias that could cause uneven staining or antibody distribution. 2D rockers are the universal standard for western blotting workflows and gel processing because their motion is gentle, predictable, and highly effective at sweeping liquid uniformly across flat surfaces.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="text-align: left;" role="presentation">BenchBlotter Platform Rocker (Fixed Speed): Simple, reliable rocking for blotting, staining, and destaining.</li>
<li dir="ltr" style="text-align: left;" role="presentation">TubeRocker Compact Rocker (Grooved Mat): Secure mixing of 1.5&ndash;50 mL tubes with fixed speed and tilt.</li>
<li dir="ltr" style="text-align: left;" role="presentation">BenchRocker 2D Rocker (Variable Speed): Adjustable speed and tilt for flexible lab mixing applications.</li>
<li dir="ltr" style="text-align: left;" role="presentation">2D Everlast 247 Rocker: Continuous-duty operation, ideal for use in incubators and cold rooms.</li>
<li dir="ltr" style="text-align: left;" role="presentation">QuadRocker Tiered Rocker: A multi-level rocking system with over 750 sq. in. of usable surface area.</li>
<li dir="ltr" style="text-align: left;" role="presentation">Globe Scientific Fixed Speed Tube Rocker: Consistent fixed-speed mixing for 1.5&ndash;50 mL tubes.</li>
</ul>
&nbsp;
<h2>How to choose a 2D rocker</h2>
&nbsp;
Confirm the speed range covers your applications
2D rockers typically operate from 5 to 40 rpm, with most blotting applications running at 10&ndash;25 rpm. Some rockers are fixed-speed at a single rpm; variable-speed models provide flexibility to use slower speeds for gentle antibody incubation and faster speeds for wash steps. Confirm that the rocker's speed range accommodates all your planned protocols.
Select a platform size that fits your largest container
Platform size determines the maximum container dimensions: a 25 &times; 30 cm platform accommodates most standard blot boxes and gel staining dishes for common gel formats. For larger gel formats or when running multiple smaller containers simultaneously, a larger platform of 30 &times; 40 cm or more provides the necessary space.
Check the tilt angle adjustment if the rocker offers it
Some 2D rockers allow adjustment of the tilt angle as well as speed, which affects the aggressiveness of the liquid sweep. A larger tilt angle at the same speed produces a stronger sweep but may cause liquid to slosh more vigorously, risking splashing and membrane disturbance at higher angles. For standard antibody incubation, a moderate tilt angle of 10&ndash;20&deg; is typical.
Consider timer and programmable functions for unattended incubations
Some 2D rockers include a built-in timer that switches the rocker off after a set incubation time, preventing over-incubation when the user cannot monitor the step in real time. This is useful for overnight antibody incubations set to run at low speed inside a cold room or refrigerator.
Verify suitability for cold room or incubator use if needed
For overnight antibody incubations at 4&deg;C or hybridization at 37&deg;C or 65&deg;C, a rocker rated for the relevant temperature environment and humidity is required. Standard bench rockers are not always rated for cold room humidity or elevated incubator temperature.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
The 2D rocking platform's single-axis tilt produces a consistent, repeatable sweep pattern that has been validated in western blotting protocols across decades of use, making it the most protocol-tested agitation format in molecular biology. As of 2026, variable-speed 2D rockers with a digital display and built-in timer remain the standard configuration in most molecular biology labs where western blotting is performed routinely.
<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> today to request a quote and find the right laboratory rocker for your application.

Stacking platform, small 10.5"x7.5" with flat mat (3.0" separation)

Stacking platform, small 10.5"x7.5" with dimpled mat (3.0" separation)

Stacking platform, large 12"x12" with flat mat (3.0" separation)

Stacking platform, large 12"x12" with dimpled mat (3.0" separation)

Stacking Platform, extra large 14"x12" with flat mat (3.0" separation)

Additional platform separators (4 ea.). Adds 1.25" to platform separation

LaBungee™ 4 cord bungee cord pack 7" to 12" working size

Quadrocker™ Tiered Rocker

The BR5404 by Benchmark Scientific is a four-tier rocking platform with over 750 sq. in. total work surface across four 16 x 12 in. non-slip platforms, operating at 5-80 rpm with user-adjustable 6-22 degree tilt. Cold room and incubator compatible (0-50 degrees C). Ideal for high-volume blot washing, gel staining, and hybridization workflows where bench space is limited but throughput cannot be.

Speed Range

Tilt Angle

Platform Size

Load Capacity

Operating Temp. Range

Dimensions (WxDxH)

QuadRocker™ with four non-slip rubber mat platforms, 115V with US Plug

QuadRocker™ with four non-slip rubber mat platforms, 230V with EU Plug

Dry Baths Accessories

<h2>What Are Dry Bath Incubator Accessories?</h2>
&nbsp;
Dry bath accessories are the secondary components that extend or optimize the functionality of a dry block heater: aluminum insert blocks that define the tube format capacity; heated lids that eliminate condensation; external temperature reference probes for calibration verification; and carrying and storage cases for portability. Because the aluminum insert block physically determines which tube formats the dry bath can process, insert block selection is the single most impactful purchase decision after the base unit itself. Most manufacturers supply one insert format as standard with the base unit; labs processing multiple tube formats must purchase additional inserts separately. Select accessories based on the tube formats used in your primary protocols, confirming that inserts are brand- and model-compatible before ordering.
&nbsp;
<h2 dir="ltr">What You Will Find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
Specialized Heating Blocks: High-conductivity aluminum blocks tailored for everything from 0.2ml PCR strips and 1.5ml centrifuge tubes to larger 50ml conical vessels.
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Custom &amp; Solid Block Options: Versatile solid blocks suitable for slides or custom machining, alongside blocks specifically drilled for HPLC vials and cuvettes.
</li>
<li dir="ltr" aria-level="1">
Precision Monitoring &amp; Power: External temperature probes for direct sample tracking and 12V vehicle adapters to maintain thermal control during mobile laboratory work.
</li>
</ul>
&nbsp;
<h2>How to Choose Dry Bath Accessories</h2>
&nbsp;
Aluminum insert blocks: format selection
Insert blocks are precision-machined from aluminum to accept specific tube formats with tight well tolerances (typically within plus or minus 0.1 mm of the tube's outer diameter). Common formats include: 24 wells for 0.5 mL tubes; 15-16 wells for 1.5 mL microcentrifuge tubes; 12-15 wells for 2 mL microcentrifuge tubes; 8-strip configuration for 0.2 mL PCR strip tubes; 12 wells for 15 mL conical tubes; 6 wells for 50 mL conical tubes; and a flat surface (no wells) for microplates or irregular vessels. Inserts are not universally interchangeable across brands; confirm the insert fits the specific dry bath model's block holder dimensions and, for models with auto-recognition, that the insert carries the required auto-recognition contact.
Insert material and thermal conductivity.
Aluminum (Al 6061 alloy) is the standard material for dry bath inserts due to its high thermal conductivity (approximately 167 W/m K), low density, and machinability for tight tolerances. Some specialty inserts for aggressive chemical applications use hard-anodized aluminum or stainless steel, with lower thermal conductivity but better chemical resistance. Always use manufacturer-supplied or manufacturer-approved aluminum inserts; after-market inserts with inferior tolerances reduce thermal contact and degrade temperature uniformity.
Heated lid accessories
Heated lid accessories for dry baths are sold separately for many base unit models or as an upgrade kit. When selecting a heated lid, confirm: (1) it fits the specific block footprint and height of your dry bath model; (2) the lid temperature range covers the required anti-condensation temperature (typically 60-110 degrees C); (3) the lid temperature is independently controlled from the block; and (4) the lid surface material is non-reactive with samples. For protein and enzyme protocols, a lid temperature 5-10 degrees C above the block temperature is the typical starting point.
External temperature reference probe
An external calibration probe (typically a thin RTD or thermocouple probe rated for direct insertion into a tube well, connected to a calibrated digital reference thermometer) verifies that the temperature inside the well matches the instrument's displayed setpoint. External probe verification is required for GLP-compliant and regulated laboratory protocols (ISO 9001, CLIA, cGxP) and is good practice annually for any research dry bath. Confirm that the probe diameter fits the insert well format (most probes are 2-5 mm diameter; well diameter varies by tube format) before ordering.
Carrying case for portable dry baths
Mini and portable dry bath models (Labnet PR1MA Mini, and similar) are available with dedicated carrying cases for field applications: point-of-care diagnostics, on-site environmental sampling, and field isothermal PCR or LAMP assays using a 12 V DC automotive power adapter. Carrying cases provide impact protection, secure block holder positioning, and cable management for field use.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Aluminum insert block well tolerances of plus or minus 0.1 mm ensure full circumferential contact between the tube outer wall and the block well, maximizing heat transfer and minimizing temperature gradients between the sample and the block setpoint. A loose-fitting insert with 0.5 mm or more of air gap between tube and well reduces heat transfer and can introduce a temperature lag of 1-3 degrees C compared to the block setpoint, systematically underheating samples. Heated lid accessories eliminate condensation-related volume errors of 5-15% that can occur in short (&lt;10 microliter) enzyme reactions at 37-55 degrees C over 30-60 minute incubations. Auto-recognized interchangeable block inserts (where the dry bath unit automatically detects which format insert is installed) are a standard feature on Labnet and similar mid-range dry bath models, improving setup speed and reducing configuration errors.&nbsp;
&nbsp;
Enhance your dry bath setup today&mdash;check out our full range of blocks and <a href="https://mbpinc.net/contact-us">reach out to the MBP team</a> for a quote.

Quick-Flip™ Block, 24 x 1.5ml tubes, or 32 x 0.2ml and 14 x 0.5ml tubes

The BSWCMB by Benchmark Scientific is the Quick-Flip Universal Block for MyBlock and IsoBlock dry baths. Side 1 holds 24 x 1.5/2.0 mL tubes and 14 x 0.5 mL tubes simultaneously. Side 2 holds 6 x PCR strips, 48 x 0.2 mL tubes, or 1 PCR plate (dual-block BSH5002 only). Flip between formats in seconds without tools. Note: Side 2 capacity is 48 x 0.2 mL per Benchmark's own documentation — verify if product name states 32.

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.
&nbsp;
<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

Rack for 96 x 0.2ml tubes or strips (3pk)

BV1010-MP02 by Benchmark Scientific is a pack of 3 carriers for 96 x 0.2 mL PCR tubes or strip tubes, designed to load into the BV1010-MP multiplate rack on BenchMixer XL vortex mixers (BV1010 and BV1010-TST). The BV1010-MP parent rack is required and sold separately.

Rack for up to 3 microplates

BV1010-MP by Benchmark Scientific is an optional rack for up to 3 standard microplates, designed to mount on the BenchMixer XL (BV1010) and BenchMixer XLQ (BV1010-TST) platforms for simultaneous multi-plate vortexing.

Microbead Sterilizer Accessories

<h2>What Are Microbead Sterilizer Accessories?</h2>
&nbsp;
Microbead sterilizer accessories are the consumable and serviceable components needed to keep a glass-bead sterilizer operating at validated sterilization performance: replacement 1.5&ndash;2 mm soda-lime glass beads (the primary consumable), safety covers that cap the hot chamber opening between cycles, and, for models with serviceable components, replacement heating elements. Unlike instrument or equipment accessories, bead sterilizer accessories are almost entirely consumable-driven&mdash;the glass beads are the functional sterilization medium and degrade through protein carbonization and bead fracture over repeated high-temperature cycling.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
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Refill glass beads:&nbsp;&nbsp;For continuous sterilization use
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Microbead sterilizer refill media: for maintaining optimal heat transfer
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Loop holder attachments: for secure and easy tool handling
</li>
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Slide dryer attachments: for faster drying of microscope slides
</li>
<li style="font-family: helvetica, arial, sans-serif;">Heating element assemblies: for sterilizer maintenance and replacement. Avaiblabe in 115V and 230V</li>
</ul>
&nbsp;
<h2>How to Choose Microbead Sterilizer Accessories</h2>
&nbsp;
Replacement Bead Grade and Size
The only correct replacement bead for a laboratory microbead sterilizer is 1.5&ndash;2 mm diameter soda-lime glass, laboratory-grade, uncoated, and solid (not hollow). Beads outside this specification&mdash;whether too large, too small, coated, or of different glass composition&mdash;will not heat uniformly to 250&ndash;300&deg;C or may fragment at operating temperature, contaminating the instrument tip and bead chamber.
When to Replace Beads
Replace beads based on visual criteria: visible browning or black carbonization from protein residue; visible bead fracture or chipping; accumulation of biological debris (hair, tissue, agar) that cannot be cleared by heating alone. High-use settings (multiple surgical procedures daily) may require replacement every 1&ndash;3 months; lower-volume labs may sustain a set of beads considerably longer. Establish a lab-specific replacement protocol based on actual use frequency and risk tolerance.
Safety Cover Condition
The safety cover prevents accidental contact with hot beads during idle periods and reduces heat loss between instrument insertions. Inspect the cover for fit and integrity; a cracked or deformed cover that no longer seats properly should be replaced before continued operation.
Heating Element (Serviceable Models)
For models where the heating element is separately replaceable, match the element exactly by model number. A mismatched element may not reach or hold the correct operating temperature, compromising sterilization efficacy without any visible indication to the operator.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Soda-lime glass beads rated for repeated cycling between room temperature and 300&deg;C are the correct consumable for microbead sterilizers. Glass bead sterilizers are research use only (RUO) instruments&mdash;not medical device sterilizers&mdash;and bead replacement schedules should be defined in laboratory SOPs rather than relied upon from manufacturer validation data. As of 2026, Benchmark Scientific replacement beads (for B1201/B1202 series) remain the most commonly purchased microbead sterilizer accessory in North American research labs; equivalent 1.5&ndash;2 mm laboratory glass beads from other suppliers are acceptable provided the size and grade specification match.
<a href="https://mbpinc.net/contact-us">Contact now</a> with the helpful team at Molecular Biology Products Inc. (MBP) to find the right accessories for your lab.

Refill Glass Beads, 3mm, 1000g

B1201-BEAD by Benchmark Scientific is a 1000 g refill pack of 3 mm glass beads for the Benchmark Micro Bead Sterilizer (B1201). These glass beads enable rapid dry-heat sterilization of metal lab instruments — forceps, scissors, and inoculation loops — at temperatures up to 300°C. One pack provides multiple refills for a standard B1201 sterilizer bead cup.