Brands

Rollers & Rotators Accessories

<h2>What are rollers and rotators accessories?</h2>
&nbsp;
Rollers and rotators accessories are the interchangeable tube holders, clip assemblies, wheel inserts, and platform adapters that allow a base roller or rotator instrument to securely hold and mix different tube sizes and formats. A single rotator or roller body with the appropriate accessory set can handle blood collection tubes of various sizes, standard 1.5 mL and 2 mL microcentrifuge tubes, 15 mL and 50 mL centrifuge tubes, and bottles of different diameters. Without the correct holder, tubes may not sit securely during rotation, may not be mixed effectively due to poor contact with the roller surface, or may become unsecured and spill during the mixing cycle.
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<h2 dir="ltr">What you will find: </h2>
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<ul>
<li dir="ltr" aria-level="1">
Interchangeable Tube Carousels: Specialized discs for holding different diameters of test tubes and vials.
</li>
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Universal Rotating Plates: Versatile platforms that allow for a mix of clips to be mounted simultaneously.
</li>
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Replacement Roller Bars: Durable, easy-to-clean bars to maintain or expand the capacity of your tube rollers.
</li>
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Vessel Clips &amp; Clamps: Secure mounting hardware for larger flasks and specialized containers.
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Horizontal &amp; Vertical Tube Holders: Adapters that allow you to change the angle of rotation for specific protocols.
</li>
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Stacking Kits: Hardware designed to safely tier multiple rotators to save valuable bench space.
</li>
</ul>
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<h2>How to choose rollers and rotators accessories</h2>
&nbsp;
Match tube holder specifications to your exact tube dimensions
Tube holders and clips are designed for specific tube outer diameters and lengths, and a holder designed for one tube format may not securely retain a different tube size. Blood collection tube holders are typically sized to match standard 13 &times; 100 mm or 16 &times; 100 mm Vacutainer-type tubes, while microcentrifuge tube clips hold 1.5 mL and 2 mL tubes by their caps.
Confirm holder compatibility with your specific roller or rotator model
Tube holders and wheel inserts from different manufacturers may not be interchangeable between roller and rotator models, since the mounting mechanism, wheel diameter, and rotation geometry differ. Confirm that the specific accessories you need are listed as compatible with your instrument model before purchase.
Choose the right wheel format for your mixing application
End-over-end rotators typically use a flat wheel with individual tube positions or a drum format with clip-type holders around the perimeter. Wheels with fewer positions hold tubes more securely at higher rotation speed; high-capacity drum formats allow more samples per rotation cycle at the cost of per-position security at higher speeds.
Consider multi-format holder sets for flexibility across tube sizes
Labs mixing different tube sizes benefit from a set of holders covering common formats &mdash; blood tube, microcentrifuge, and conical tube &mdash; allowing the same rotator to be reconfigured for different sample types without separate instruments per format.
Check that the roller surface contact area matches the bottle or tube being mixed
For tube rollers, the tube or bottle must contact both driving rollers simultaneously for uniform rolling. Bottles or tubes much wider or much narrower than the roller spacing may not roll uniformly, and roller spacing adjustment or specific bottle roller inserts that match the bottle diameter are needed to ensure even, controlled rolling.
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<h2>Specifications context</h2>
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Secure tube retention during rotation prevents tubes becoming loose and interrupting mixing. Rotator manufacturers design holders to specific torque and speed limits; exceeding the rated speed risks retention failure. As of 2026, multi-format rotator kits covering blood tubes, microcentrifuge tubes, and 50 mL conical tubes are the standard first accessory purchase, providing flexibility without separate orders per tube type.
Not sure which clip or carousel is compatible with your current hardware? <a href="https://mbpinc.net/contact-us">The MBP team is here to assist</a>&mdash;reach out for a custom quote on the accessories you need.

Roller & Rotator Accessories

Tube holder, 4 x 10-15ml, 2/pk (1 pack included)

R2020-150 by Benchmark Scientific is a tube holder for 10–15 ml conical and round-bottom tubes (16–17 mm OD), designed for the Roto-Mini (R2020, R2024) and Roto-Therm incubated rotators (H2020, H2024). Capacity is 5 × 10–15 ml tubes per holder on the Roto-Mini and 4 × 10–15 ml on the Roto-Therm. Two holders are included per pack (1 pack per order). Used in nucleic acid purification, immunoprecipitation, hybridization, histochemistry, and end-over-end mixing workflows in 15 ml conical tubes.

Manufacture

Tube holder, 5 x 5-7ml, 2/pk (1 pack included)

R2020-0507 by Benchmark Scientific is a tube holder for 5 x 5-7mL tubes, sold as a pack of 2 holders, compatible with the Roto-Mini (R2020, R2024) and Roto-Therm (H2020, H2024) rotator series.

Tube holder, 6 x 50ml, 1 each (1 pack included)

The R2020-500 by Benchmark Scientific is a 50 mL tube holder accessory for Roto-Mini (R2020, R2024) and Roto-Therm (H2020, H2024) rotators. Holds 6 x 50 mL conical tubes and 24 x 0.5 mL tubes simultaneously. Sold individually (1 pack); one pack ships with standard R2020 and H2020 rotators. Compatible with both vertical end-over-end and horizontal rolling orientations.

Tube holder, 96 x 0.2ml, 12 x PCR strips or one PCR plate (R2024 and H2024 Only)

R2020-PCR by Benchmark Scientific is a PCR-format tube holder for the R2024 Roto-Mini Plus. Holds 96 x 0.2 mL tubes, 12 PCR strips, or one 96-well plate; optimized for oscillating Mix mode for bead-based and plate-format sample preparation.

Test Tubes

<h2 dir="ltr">What are Test Tubes?</h2>
 Test tubes for laboratory use are open-ended, cylindrical glass or plastic tubes used to hold, mix, incubate, and heat liquid and solid samples across a broad range of applications: bacteriological culture, tissue culture, clinical chemistry, serological assays, immunology, and general sample processing. Choose borosilicate glass for reusable, high-temperature, or chemically demanding applications; choose polystyrene disposable 12&times;75 mm tubes for flow cytometry and colorimetric assays; choose polypropylene capped tubes for microbial culture with anaerobic or gas-generating organisms.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" aria-level="1">Glass test tubes in diverse formats for heating and chemical reaction workflows</li>
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Plastic polypropylene test tubes for routine laboratory use
</li>
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Graduated tubes for quick and easy volume estimation
</li>
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Conical and round-bottom tube formats for different applications
</li>
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Sterile disposable test tubes for clinical and diagnostic work
</li>
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Heat-resistant tubes for incubation and controlled heating steps
</li>
</ul>
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<h2 dir="ltr">How to Choose Test Tubes</h2>
 Material: Glass vs. Polypropylene vs. Polystyrene Borosilicate glass 3.3 (ASTM E438 Type I, Class B) test tubes withstand direct flame, autoclave sterilization at 121 &deg;C, and most solvents, acids, and bases. They are reusable and autoclavable, making them cost-effective over high-volume laboratory runs. Polystyrene (PS) disposable tubes offer outstanding optical clarity for flow cytometry (FACS), cell counting, and OD-based colorimetric assays, but cannot be autoclaved and should not be used with aromatic solvents or strong acids. Polypropylene (PP) tubes are chemically resistant, autoclavable, and available with screw caps for anaerobic culture or gas-generating reactions. Rimmed vs. Rimless Rimless test tubes (fire-polished ends) allow easier insertion of rubber or silicone stoppers and are preferred for plugging with cotton wool for microbial culture. Rimmed tubes have a flared lip that facilitates pouring and is compatible with spring-metal tube closures. Confirm your closure type before ordering in bulk. Size and Volume The most common test tube dimensions in clinical and research labs: 12&times;75 mm: ~5 mL capacity; standard for flow cytometry, FACS, serology 13&times;100 mm: ~10 mL; general culture and chemistry 16&times;100 mm: ~14 mL; culture and chemistry 16&times;125 mm: ~17 mL; microbiological culture 18&times;150 mm: ~25 mL; larger-volume digests and culture Wall thickness of 1.2 mm (light wall, borosilicate 3.3) is the standard for general lab use; heavy-wall versions are used for digestions and applications involving vacuum or pressure. Sterile vs. Non-Sterile Sterile borosilicate glass culture tubes (individually wrapped or bulk-sterilized) are required for microbial culture, cell culture, and any application where contamination would invalidate the result. Non-sterile tubes are adequate for chemistry, spectroscopy, and other abiotic applications. Disposable PS tubes from Corning (PYREX&trade;) and Globe Scientific are supplied sterile or non-sterile; confirm the specification on the lot certificate. 
<h2 dir="ltr"> Specifications Context</h2>
 Borosilicate glass 3.3 test tubes have a linear thermal expansion coefficient of 3.3 &times; 10⁻⁶ K⁻&sup1;, providing resistance to thermal shock from room temperature to 300 &deg;C (direct flame) and from 0 to 121 &deg;C (autoclave cycles). Light-wall tubes (1.2 mm uniform wall thickness) provide the standard for general laboratory use; heavy-wall variants (2.0 mm) are used for digestion vessels and pressurized applications. Corning PYREX&trade; disposable round-bottom rimless glass tubes for tissue culture conform to ASTM standards and are the reference format for bacteriological serology and cell wash procedures. MBP supplies Globe Scientific and NEST Scientific test tube lines for research and clinical labs across the USA, Canada, and worldwide. &nbsp; 
If you&rsquo;re choosing between glass and plastic or trying to match the right size to your workflow, it&rsquo;s worth getting that part right early &mdash; it makes everything downstream smoother and a lot less messy. <a href="https://mbpinc.net/contact-us">Contact the MBP team now!</a>

Tubes, Caps & Racks Catalog

114010-TDS-114010

Tube, 12 x 57mm (3mL), PS, Flat Bottom, Graduated, with Rim, 1000/Bag

114010 by Globe Scientific is a 12 x 57mm, 3 mL flat-bottom polystyrene tube with rim and volume graduations, self-standing for bench use without a rack. Supplied 1,000 per bag; caps sold separately. The clear PS construction suits sample transport, agglutination reading, and small-volume specimen aliquoting in clinical and research labs.

<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.
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<h2 dir="ltr">What you will find:</h2>
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<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>
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<h2>How to choose a 2D rocker</h2>
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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.
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<h2>Specifications context</h2>
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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.

2D Rockers

Product Literature

TubeRocker™ Compact Rocker with grooved mat

M2100 TubeRocker by Benchmark Scientific is a fixed-speed platform rocker at 24 rpm / ±30° tilt for tubes 1.5 mL to 50 mL. Grooved rubber mat secures all tube sizes without straps. Rated +4°C to +45°C for cold room and incubator use. 115V; 230V version available as M2100-E.

Speed Range

Tilt Angle

Platform Size

Load Capacity

Operating Temp. Range

Dimensions (in)

Dimensions (cm)

Weight

Electrical

Warranty

TubeRocker™ Compact Rocker with grooved mat for tubes, 115V

TubeRocker™ Compact Rocker with grooved mat for tubes, 230V

Laboratory Balances Accessories

Tweezers for Calibration Weights

W1000-TF Tweezers for Calibration Weights are precision forceps for safe, contamination-free transfer of OIML and ASTM calibration weights. Skin oil and moisture from direct hand contact can shift mass readings beyond permissible tolerance — these tweezers prevent that. Specified for use with all precision and analytical balance calibration routines, including USP &lt;41&gt; and ISO 17025 procedures.

<h2>What are ULVAC vacuum pumps?</h2>
&nbsp;
ULVAC Inc. is a Japanese vacuum technology manufacturer offering a range of vacuum pumps spanning from oil-sealed rotary vane pumps for deep roughing vacuum to dry scroll pumps and high-vacuum turbomolecular pumps for ultra-high vacuum applications. In laboratory use, ULVAC rotary vane pumps such as the GLD series provide deep roughing vacuum in the 0.0001&ndash;0.1 mbar range, substantially below oil-free diaphragm pumps. These are used for lyophilizer rough vacuum, turbomolecular backing, and deep vacuum applications requiring high performance.
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<h2>What you will find:</h2>
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<ul>
<li>
Two-stage chemical-duty diaphragm pumps delivering a steady 1.6 CFM flow rate with robust anti-corrosive materials to handle harsh laboratory vapors.
</li>
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Oil-free diaphragm configurations designed to provide reliable, clean vacuum performance across routine filtration and evaporation workflows without risk of oil contamination.
</li>
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High-capacity, fully chemical-resistant two-head diaphragm systems engineered to deliver a powerful 6 CFM flow rate for demanding industrial scale and high-volume processes.
</li>
</ul>
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<h2>How to choose an ULVAC vacuum pump</h2>
&nbsp;
Use rotary vane pumps for deep-vacuum roughing systems
ULVAC rotary vane pumps are used as roughing pumps in two-stage systems where a turbomolecular pump takes over after the system reaches ~0.01&ndash;0.1 mbar.
Consider oil requirements
Oil-sealed rotary vane pumps require regular oil changes and protection from solvent vapors using cold traps or molecular sieve traps to prevent contamination and extend pump life.
Consider dry scroll pumps for oil-free operation
ULVAC dry scroll pumps provide oil-free vacuum for applications requiring clean operation where oil contamination must be avoided.
Match pump capacity to instrument requirements
Pump selection should match required pumping speed and ultimate vacuum specified by high-vacuum instruments to ensure stable operation and reasonable evacuation time.
Consider noise, heat, and exhaust handling
Rotary vane pumps generate heat, noise, and oil vapor exhaust, which must be properly ventilated or routed through exhaust systems or fume hoods.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
ULVAC GLD series rotary vane pumps are widely used as roughing pumps in analytical instruments and vacuum coating systems, offering pumping speeds from a few liters per minute to tens of liters per minute with very deep ultimate vacuum performance. As of 2026, ULVAC remains a standard choice for mass spectrometry systems, electron microscopy, and high-vacuum laboratory applications.
Searching for reliable ULVAC hardware for your lab?&nbsp;<a href="https://mbpinc.net/contact-us">The MBP team is ready to assist&mdash;reach out today</a> for a personalized quote on the specific pump model you require.

ULVAC Pumps

ULVAC DTC-41 1.6 cfm 2-Stage Chemical-Duty Diaphragm Pump

ULVAC DTC-41 1.6 cfm full chemical-resistant oil-free diaphragm pump

White premium food grade silicone vacuum hose (3 ft)

Power Cord with plug (may be hardwired to unit or with a detachable plug)

Threaded Hose Barb (ID: 6mm OD: 9mm) with O-Ring (CS: 2.5 mm ID: 10 mm)

DTC-41-UL-110 Standard Package

DTC-41-UL-110 Standard Package (Variant Copy)

DTC-41-UL-230 Standard Package

ULVAC Components Business Unit Promotion Video (Narration & Subtitle: English)

Manufactured and imported directly from Japan, ULVAC DTC series diaphragm pumps feature integral forced-air cooling. They have two-stage PTFE diaphragms that are ideal for pumping corrosive gases and organic solvents. These pumps are oil-free, portable, and chemical-resistant, which means less maintenance and no more frequent and costly oil change, or cross contamination.\r\n\r\n

Manufacturer

ULVAC DTC-41 1.6 cfm 2-Stage Chemical-Duty Diaphragm Pump TUV 110V

ULVAC DTC-41 1.6 cfm 2-Stage Chemical-Duty Diaphragm Pump TUV 230V

ULVAC Oil-Free Diaphragm Pump

ULVAC DA-40S

ULVAC DA-241 9.2 cfm oil-free diaphragm pump

Threaded Hose Barbs (May be installed on the unit)

ULVAC DA-241 Standard Package

ULVAC DA-40S Standard Package

Manufactured and imported directly from Japan, ULVAC DA series diaphragm pumps creates vacuum by reciprocate movement of rubber diaphragms. Various pumping speed and two/single stages are selectable depends on your required pressure and pumping volume. These pumps are oil-free, which means less maintenance and no more frequent and costly oil change, or cross contamination.\r\n\r\nAi is now the official dealer of ULVAC vacuum pumps. These pumps are made in Japan with one year warranty and technical support from ULVAC.

ULVAC DA-241 9.2 cfm Oil-Free Diaphragm Pump

ULVAC DA-40S 1.6 cfm Oil-Free Diaphragm Pump

ULVAC UDP-6 6 cfm oil-free diaphragm pump

UDP-6 Standard Package

ULVAC UDP-6 6 cfm Full Chemical-Resistant 2-Head Diaphragm Pump

Ai exclusive, compact, lightweight, manufactured and imported directly from Japan, ULVAC UDP-6 is a high capacity full chemical-resistant 2-head pump that creates deep vacuum by reciprocate movement of rubber diaphragms. These pumps are oil-free, which means less maintenance and no more frequent and costly oil change, or cross contamination.\r\n\r\n

Model

Electrical requirements

Pumping rate

Ultimate vacuum level

Inlet/Outlet

 Adjustable vac./gas ballast

Unit/shipping dimensions (LxWxH)

Noise level

Unit/shipping weight

Working environment

Compliance

<h2 data-section-id="1fu0kiw" data-start="0" data-end="45">What are additional cell culture reagents?</h2>
&nbsp;
Additional cell culture reagents are specialized products used to support cell culture procedures that extend beyond routine media preparation, supplementation, and contamination control. These reagents perform specific functions such as cryopreservation, stable cell line selection, transfection, cell attachment enhancement, suspension culture protection, and metabolic supplementation.
While basal media, sera, buffers, and standard supplements provide the foundation for cell growth, additional cell culture reagents help researchers manipulate, preserve, modify, and optimize cells for specialized applications in research, biotechnology, and biomanufacturing.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
High-Purity Animal Sera for enhanced cell proliferation and maintenance, e.g., USDA Fetal Bovine Serum (FBS)&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Specialized Growth Supplements for primary cell cultivation, e.g., Macrophage Culture Supernatants and ECGS
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Cell Viability and Counting Stains for accurate analysis of cellular density and health, e.g., Standardized Trypan Blue solutions&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Isotonic Buffer Solutions for reagent dilution and gentle cell washing, e.g., High-quality PBS and DPBS and&nbsp; formulations
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Antimicrobial and Hormonal Additives for optimization of cultures, e.g., Hydrocortisone and targeted Mycoplasma elimination cocktails
</li>
</ul>
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<h2 data-section-id="1e70xzx" data-start="889" data-end="938">How to choose additional cell culture reagents</h2>
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Cryopreservation reagents
Cryopreservation reagents protect cells during freezing and long-term storage. Dimethyl sulfoxide (DMSO) remains the most widely used cryoprotectant and is commonly included at 5&ndash;10% concentration in freezing media to reduce ice crystal formation that can damage cell membranes.
Ready-to-use freezing media are available in both DMSO-containing and DMSO-free formulations, allowing researchers to select the most appropriate option for sensitive cell types and specialized applications.
Selection antibiotics
Selection antibiotics are used to identify and maintain cells that have successfully incorporated a genetic construct carrying a corresponding resistance gene.
The optimal working concentration must be determined experimentally using a kill curve to identify the lowest concentration that completely eliminates non-resistant cells.
Transfection reagents
Transfection reagents facilitate the delivery of DNA, RNA, or gene-editing components into cultured cells.
Cationic lipid reagents are among the most commonly used transfection tools because they form complexes with nucleic acids that can enter cells through endocytosis. Polybrene is frequently used during viral transduction to improve vector binding and increase transduction efficiency.
Attachment factors
Certain primary cells, neuronal cultures, stem cells, and other sensitive cell types require enhanced surface adhesion. Attachment factors are applied as coatings to culture vessels before cell seeding.
Common attachment factors include:
<ul data-start="2797" data-end="2857">
<li data-section-id="vje5ia" data-start="2797" data-end="2812">Poly-D-lysine</li>
<li data-section-id="1gc9n1l" data-start="2813" data-end="2823">Collagen</li>
<li data-section-id="qxi803" data-start="2824" data-end="2837">Fibronectin</li>
<li data-section-id="x7geko" data-start="2838" data-end="2847">Laminin</li>
<li data-section-id="ixblas" data-start="2848" data-end="2857">Gelatin</li>
</ul>
These coatings improve cell attachment, spreading, survival, and differentiation.
Cell-protective agents
Suspension cultures and bioreactor systems expose cells to mechanical stress from agitation and aeration. Cell-protective surfactants such as Pluronic F-68 help reduce shear damage and improve cell viability during large-scale culture processes.
Glucose supplementation
Some cell culture protocols require glucose concentrations higher than those supplied by the basal medium. Concentrated glucose solutions can be added to support high-density cultures, serum-free systems, or specialized metabolic studies.
&nbsp;
<h2 data-section-id="1fljvas" data-start="4355" data-end="4380">Specifications context</h2>
&nbsp;
Selection antibiotic optimization remains a critical step in stable cell line development, with kill-curve experiments routinely performed before large-scale selection. Attachment factors continue to play an important role in primary cell, neuronal, and stem cell culture, while Pluronic F-68 remains widely used in suspension and bioreactor-based production systems.
<a href="https://mbpinc.net/contact-us">Contact the expert team at MBP</a> to request a quote for downstream-ready additional cell culture reagents.

Additional Cell Culture Reagents

TM999-100

USDA Research Grade Origin Fetal Bovine Serum

Unit Quantity

Usage

Sterility

Storage Condition

Shipping Condition

Ultraviolet Chamber

<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>
<li dir="ltr" style="font-family: helvetica, arial, sans-serif;" aria-level="1">
Refill glass beads:&nbsp;&nbsp;For continuous sterilization use
</li>
<li dir="ltr" style="font-family: helvetica, arial, sans-serif;" aria-level="1">
Microbead sterilizer refill media: for maintaining optimal heat transfer
</li>
<li dir="ltr" style="font-family: helvetica, arial, sans-serif;" aria-level="1">
Loop holder attachments: for secure and easy tool handling
</li>
<li dir="ltr" style="font-family: helvetica, arial, sans-serif;" aria-level="1">
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.

Microbead Sterilizer Accessories

UV-Clave UltraViolet Chamber

B1450 by Benchmark Scientific is the UV-Clave™ benchtop UV-C decontamination chamber using six 4 W / 254 nm bulbs delivering &gt;500 µW/cm² and 600 mJ/cm² at the 20-minute cycle. Internal chamber: 21.6 × 25.6 × 31.8 cm; max item height 30 cm. Includes 2 stainless steel wire shelves and 1 UV-C transparent shelf. Programmable 5–20 min UV timer. For Research Use Only. 115 V standard; 230 V as B1450-E. Order at mbpinc.net.