American Made

Buy American‑Made Laboratory Products with Confidence

MIDSCI is your trusted source for American‑made lab supplies that help support compliance with the Federal Buy American Act and related federal purchasing requirements.

As a family‑owned U.S. laboratory supplier since 1983, we proudly partner with domestic manufacturers to provide high‑quality lab supplies, chemicals, equipment, and instruments made right here in the United States. With a Midwest‑based warehouse and representatives across the country, we deliver reliable products backed by real people and real support.

From everyday lab consumables and reagents to equipment and precision instruments, MIDSCI helps labs run efficiently, stay compliant, and support U.S. manufacturing. Whether you’re purchasing for a government facility, federally funded research program, or private lab that values domestic sourcing, MIDSCI makes it easy to buy American without sacrificing quality or service.

Contact us for assistance with Buy American–compliant sourcing, documentation, and product recommendations.

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Next Advance Bead Lysis Kits

2 mL Screw Cap Tubes for Efficient Tissue Homogenization.

The Next Advance Bead Lysis Kits are high-quality, DNase- and RNase-free kits designed for fast, efficient homogenization of a wide range of biological samples. Each kit includes 2 mL screw cap tubes prefilled with either Stabilized Ceramic or glass beads, optimized for compatibility with Next Advance Bullet Blender® homogenizers as well as most other popular tissue homogenizers on the market.

These lysis kits are ideal for preparing samples for RNA, DNA, or protein extraction, and they’re available in multiple configurations to match your specific sample type.

These lysis kits are DNase- and RNase-free, making them suitable for sensitive molecular biology workflows including RNA isolation, DNA extraction, and protein analysis.

Proudly made in the USA! Click here for more made in America products!

Item#:
ASBULBLNKITS5


Next Advance Pink Lysis Kits

 

Pink Bead Lysis Kits are filled with a mix of zirconium oxide beads for small samples of soft material like liver. These kits work best with buffer volumes between 100 uL and 300 uL. RINO Safe-lock tube bead lysis kits are made of high-quality polypropylene and are easy to open and close. These tubes can be used in any current microcentrifuge model Bullet Blender®.

 

Kits are available in RNase-free or non-sterile versions.

*All colors of GATOR Kits are shipped with red silicone plugs.

 

Custom kits: Made to your specifications. Need a precise mixture of beads to match your SOP or homogenize an unusual sample? We offer Custom kits.

Contact us for more information.

 

Proudly made in the USA! Click here for more made in America products!


Next Advance Red Lysis Kits

 

Red Bead Lysis Kits are filled with a mix of zirconium oxide beads, ideal for homogenizing large soft or medium tough samples with buffer volumes between 300 uL and 600 uL. RINO Safe-lock tube bead lysis kits are made of high-quality polypropylene and are easy to open and close. These tubes can be used in any current microcentrifuge model Bullet Blender®.

 

Kits are available in RNase-free or non-sterile versions.

*All colors of GATOR Kits are shipped with red silicone plugs.

 

Custom kits: Made to your specifications. Need a precise mixture of beads to match your SOP or homogenize an unusual sample? We offer Custom kits.

Contact us for more information.

 

Proudly made in the USA! Click here for more made in America products!


Next Advance Green Lysis Kits

 

Bead lysis kits for the homogenization of small to medium-tough samples. Tubes are made of high-quality polypropylene and are very easy to open and close. Bead Lysis kits are prefilled with stainless steel beads for buffer volumes between 100 uL and 300 uL, and can be used in any current microcentrifuge model Bullet Blender®. They're excellent for small samples of tougher material such as muscle.

 

Kits are available in RNase-free or non-sterile versions.
*All colors of GATOR Kits are shipped with red silicone plugs.

Custom kits: Made to your specifications. Need a precise mixture of beads to match your SOP or homogenize an unusual sample? We offer Custom kits.

Contact us for more information.

 

Proudly made in the USA! Click here for more made in America products!


Next Advance Navy Lysis Kits

 

Extra power for your tough samples. Navy Bead Lysis Kits are filled with a custom mix of stainless-steel beads for buffer volumes between 300 uL and 600 uL. They're great for samples that are too large for a Green Kit and deliver extra homogenizing power for challenging samples like bone, tumors, and hard-shelled insects such as ticks. RINO Safe-lock tube bead lysis kits are made of high-quality polypropylene and are easy to open and close. These tubes can be used in any current microcentrifuge model Bullet Blender®.

 

Kits are available in RNase-free or non-sterile versions.

*All colors of GATOR Kits are shipped with red silicone plugs.

 

Custom kits: Made to your specifications. Need a precise mixture of beads to match your SOP or homogenize an unusual sample? We offer Custom kits.

Contact us for more information.


Proudly made in the USA! Click here for more made in America products!


Hoefer® Nitrocellulose Membranes

  • Ideal for Western Blotting and other immunoblotting techniques
  • BSA protein binding capacity of 160 µg/cm2–can bind a wide range of fragment sizes and can still be easily blocked for low background
  • High wick rates (lateral flow)–substances move quickly through the membrane

Proudly made in the USA! Click here for more made in America products!

Item#:
ASHOFRNTROMBRN


GlacierBrand Ice Pans

 

Made of triple-density expanded polystyrene, creating a durable container that is virtually unbreakable. Preserves ice up to 30% longer than conventional ice pans. Designed with an inner edge enabling the pans to stack on top of one another for easy storage and to maximize bench-top space. Extremely lightweight and easy to handle. Features a molded lip around the edge for carefree moving/carrying. Chemically Resistant - Resistant* to mild chemicals as well as ice-alcohol slurry, and dry ice.

 

Specifications
 
Item #IPAN-1000IPAN-2000IPAN-3000
Length6.125 In. | 155.575 mm8.75 In. | 222.25 mm13.50 In. | 342.90 mm

Proudly made in the USA! Click here for more made in America products!

Item#:
ASFRZBU1


Hoefer® PVDF (Polyvinylidene Fluoride) Membranes

  • Ideal for use in protein binding applications such as western blots, solid phase assays, and immunoblotting procedures
  • Multiple reprobings possible
  • Superior strength–can withstand aggressive handling or be used with automated equipment without breaking or tearing
  • Low extractables–ensures tests will be clean with consistent results
  • Exceptional sensitivity detects low-level components
  • Hydrophobic–resists water
  • High binding capacity–binds a wide range of fragment sizes

Proudly made in the USA! Click here for more made in America products!

Item#:
ASHOFRPVDFMBRN

 

PR1MA Agar, Granulated, High Gel Strength

CAS Number: 9002-18-0
Solubility: Water with Heat
Storage Temp: Room Temperature

Purified agar with excellent properties for tissue culture and microbiological work.

  • To prepare media, add 15 grams to 1 liter of water.

Research or further manufacturing use only, not for food or drug use.

  • Appearance: White Cream Color, Average Particle Size Between 1-2 mm
  • Granulometry (ASTM) 60 Mesh Sieve Size: Report %
  • Ash:  6.5 %
  • E.Coli: Negative
  • Gel Point (1.5% Gel): 33 - 38°C
  • Gel Strength (1.5% Gel): 600 - 1100 g/cm2
  • Melting Point: 88 - 96°C
  • Moisture :  15 %
  • Molds and Yeasts: < 100 cfu/g
  • pH: 6.0 - 8.0
  • Total Plate Count: < 1000 cfu/g
  • Viscosity (1.5 Solution @ 60 oC):  30 cps
  • Water Absorption: ≤ 75 cc

Proudly made in the USA! Click here for more made in America products!


Slippable Petri Dishes

 

Slippable Polystyrene Petri Dishes with Rim – Automation Compatible.

 

Our Slippable Polystyrene Petri Dishes are engineered for both manual handling and automated lab systems, offering unmatched performance for general microbiological and laboratory applications.

 

Each dish features a precision-molded rimmed lid that enables semi-stacking for manual use, while maintaining smooth compatibility with automated filling and streaking equipment. The lid’s flared skirt and squared corners allow for easy one-hand operation, especially when wearing gloves.

 

Made from medical-grade virgin polystyrene, these dishes provide optically clear surfaces for excellent viewing. They are radiation sterilized, and contents remain sterile if the sleeve is unopened, ensuring product integrity in sterile environments.

 

Designed with ventilation ribs, these dishes promote air circulation and reduce condensation during incubation. Select models include Side Arrows and Iso Mark Targets for easy orientation in automation processes.

 

Key Features

  • Slippable rimmed lid supports semi-stacking and automated use
  • Disposable, single-use polystyrene for general microbiology
  • Molded from medical-grade virgin polystyrene
  • Optically clear top and bottom surfaces
  • Radiation sterilized - Contents sterile if sleeve is unopened
  • Ventilation ribs to reduce condensation during incubation
  • Consistent flatness for even media distribution
  • Flared lid skirt with squared corners for easy, gloved handling
  • Side Arrows and Iso Mark Targets available on select models

Specifications

Item #DiameterHeightCompartmentsType FeaturesIso MarkSterility
91660 mm15 mm1Slippable Media SaverNoSterile
95085 mm13 mm1BothUltra Plate, Stackable / SlippableYesSterile
91495 mm15 mm1Slippable Media SaverNoSterile
904100 mm10 mm1Slippable Space SaverNoSterile
910100 mm15 mm1Slippable Industry StandardYesSterile
910-P100 mm15 mm1Slippable Standard, Sleeve printed with
“Contents Sterile if Sleeve is Unopened”
YesSterile
917100 mm15 mm1SlippableClear Viewing SurfacesNoSterile
905100 mm20 mm1SlippableDeep DishYesSterile
909100 mm25 mm1SlippableExtra Deep, Seed Germination TestsNoSterile
911100 mm15 mm2Slippable2 CompartmentsYesSterile
312100 mm15 mm3Slippable3 CompartmentsYesSterile
313100 mm15 mm4Slippable4 CompartmentsYesSterile
344100 mm10 mm1SlippableSpace SaverYesSterile
 

Proudly made in the USA! Click here for more made in America products!
 
 

Item#:
ASAUTOSLPPTRIDSH


Slippable Petri Dishes - No Rim

 

Our automation petri dishes with no rim are expertly designed to meet the demands of high-throughput automated systems, offering seamless performance in microbiology and general laboratory workflows.

 

These rimless petri dishes eliminate edge interference, allowing for precise handling by automated filling, stacking, and streaking equipment. With smooth lid integration, these dishes ensure fast and consistent processing in robotic environments.

 

Manufactured from medical-grade virgin polystyrene, they deliver optical clarity for accurate visual inspections. All dishes are radiation sterilized, ensuring sterility and safety in controlled lab conditions.

 

Select models feature Side Arrows and ISO Mark Targets to assist with orientation and alignment during automation processes.

 

Key Features

  • Rimless lid design optimized for full automation use
  • Disposable, single-use polystyrene suitable for microbiology
  • Molded from high-quality medical-grade virgin polystyrene
  • Optically clear for superior sample visibility
  • Radiation sterilized - Contents sterile if sleeve is unopened
  • Compatible with automated filling and streaking systems
  • Available with Side Arrows and ISO Mark Targets for alignment and orientation
  • Consistent flatness ensures even media distribution
  • Ideal for high-efficiency, sterile lab environments

Whether you're streamlining workflows or expanding automated lab capabilities, our rimless automation petri dishes are the reliable choice for speed, accuracy, and sterility.

 

Specifications
 
Item #DiameterHeightCompartmentsType FeaturesIso MarkSterility
10065 mm15 mmContactNo Rim, SlippableConvex BottomNoSterile
404100 mm10 mm1No Rim, SlippableSpace SaverNoSterile
920100 mm15 mm1No Rim, SlippableAutomated LidNoSterile
410100 mm15 mm1No Rim, SlippableIndustry Standard baseYesSterile
405100 mm20 mm1No Rim, SlippableDeep DishYesSterile
406100 mm25 mm1No Rim, SlippableExtra Deep DishNoSterile
902150 mm15 mm1No Rim, SlippableConcentric Bottom RingNoSterile
411100 mm15 mm2No Rim, Slippable2 CompartmentsYesSterile
412100 mm15 mm3No Rim, Slippable3 CompartmentsYesSterile
413100 mm15 mm4No Rim, Slippable4 CompartmentsYesSterile

Proudly made in the USA! Click here for more made in America products!
 

Item#:
ASAUTOSLPNRPTRIDSH


5 mL Macro Volume Pipette Tips

 

Gilson®, Eppendorf®, Thermo Finnpipette®, BrandTech® Compatible.

 

Upgrade your liquid handling with our 5 mL Macro Volume Pipette Tips, designed for enhanced accuracy, contamination control, and universal compatibility. These tips are engineered to fit a wide range of popular pipettor brands, including Gilson®, Eppendorf®, Thermo Finnpipette®, and Brand/BrandTech Transferpette®, making them an ideal solution for demanding applications in life sciences, molecular biology, pharmaceuticals, and research laboratories.

 

Available in bulk, racked, sterile, and sterile-filtered formats, our 5 mL tips are made from high-quality, virgin polypropylene to ensure superior purity, clarity, and performance.

 

Main Attributes

  • Enhanced Accuracy – Delivers more consistent and reliable measurements than traditional serological pipettes
  • Extended Tip Length – Access deep or narrow vessels such as bottles, centrifuge tubes, and culture flasks with ease
  • Universal Compatibility – Designed for use with most major pipettors, including Gilson®, Eppendorf®, Thermo Finnpipette®, and BrandTech®
  • High Optical Clarity – Crystal-clear polypropylene for easy sample visibility and precision pipetting
  • Certified Purity – Free of detectable RNase, DNase, DNA, PCR inhibitors, and for sterile/filtered models, also endotoxins (pyrogens) 

Available Formats

  • Bulk or Racked
  • Sterile or Non-Sterile
  • Filtered or Non-Filtered 

Ideal For

  • Molecular biology
  • Cell culture
  • Pharmaceutical research
  • Biotech and clinical labs
  • Academic and industrial use

Proudly made in the USA! Click here for more made in America products!

Disclaimer

 

Gilson®, Eppendorf®, Thermo Finnpipette®, and BrandTech® are registered trademarks of their respective owners. These companies do not sponsor, endorse, or manufacture the pipette tips offered on this website. Our 5 mL Macro Volume Pipette Tips are compatible with select pipettors from these brands but are not affiliated with or approved by them.

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