Supplies

High-Quality Laboratory Supplies for Reliable Research

MIDSCI understands that the right lab supplies are the foundation of reliable research across the life sciences. When your lab relies on frequent replenishment of essential scientific supplies, we deliver the labware you need with the speed and personalized service you don’t see with big-box distributors.

From glassware and plasticware to PPE, pipette tips, test tubes, and reagent reservoirs, we offer products designed for accuracy, durability, and compliance. Whether you work in life sciences, microbiology, or pharmaceutical development, our lab essentials help you maintain efficiency without compromising quality.

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Heathrow Scientific® Cardboard Freezer Boxes

 

Organize and protect your laboratory samples with Heathrow Scientific® Cardboard Freezer Storage Boxes, available in two distinct styles tailored for different tube sizes and storage needs.

 

Freezer Boxes for Small Samples (1.5/2.0 mL Tubes)

 

Designed for cryogenic storage and small sample management, these durable cardboard freezer boxes are ideal for storing 1.5 mL and 2.0 mL microcentrifuge tubes. The compact 2 In. footprint makes them compatible with most freezer racks, including LN2 and mechanical freezers. Bottom vent holes promote efficient circulation and rapid temperature exchange. Available in assorted colors for easy identification and sample sorting.

  • Designed for 1.5 mL and 2.0 mL tubes
  • Made from sturdy cardboard for cold storage
  • Use in LN2 vapor phase or mechanical freezers
  • Vented bottom for optimal airflow
  • Available in assorted colors 

Economy Cardboard Storage Boxes (15 and 50 mL Tubes)

 

A cost-effective solution for short- or long-term storage of larger volume tubes, these economy cardboard tube racks are perfect for organizing and labeling 15 mL and 50 mL centrifuge tubes. Featuring a write-on surface for custom labeling and a slightly larger footprint, they are ideal for temporary use with the convenience of easy disposal.

  • Designed for 15 mL and 50 mL centrifuge tubes
  • Made from sturdy cardboard for cold storage
  • Economical and disposable after use
  • Writable surface for labeling or numbering

Optional Partitions

 

Custom-fit your storage system with interchangeable partitions, sold separately. Available in multiple configurations to suit your specific vial or tube storage needs.

 

Whether you're storing microcentrifuge tubes or larger centrifuge tubes, Heathrow Scientific® offers reliable, space-saving cardboard freezer boxes designed to meet your lab’s storage and organization needs. Choose the right box for your sample size and freezer type to streamline your workflow.

 

Specifications
 
Boxes
Item #ColorTube SizeBox SizeDimensions
HS2860CAssorted1.5 to 2.0 mL2 In. | 5.3 cm5.2 x 5.2 x 2 In. | 13.3 x 13.3 x 5 cm
HS2860AWhite1.5 to 2.0 mL2 In. | 5.3 cm5.2 x 5.2 x 2 In. | 13.3 x 13.3 x 5 cm
HS2860CBPurple1.5 to 2.0 mL2 In. | 5.3 cm5.2 x 5.2 x 2 In. | 13.3 x 13.3 x 5 cm
HS2860CRRed1.5 to 2.0 mL2 In. | 5.3 cm5.2 x 5.2 x 2 In. | 13.3 x 13.3 x 5 cm
HS2860MWhite15 or 50 mL4.8 In. | 12.2 cm5.7 x 5.7 x 4.8 In. | 4.5 x 14.5 x 12.2 cm
 
Partitions
Item #WellsArrayWell DiameterFits Tube Sizes
HS2860E10010 x 1011.5 mm1.5 to 2.0 mL
HS2860H819 x 921 mm1.5 to 2.0 mL
HS2860F648 x 815 mm1.5 to 2.0 mL
HS2860G497 x 717.5 mm1.5 to 2.0 mL
HS2860T366 x 623 mm15 mL
HS2869P164 x 435 mm50 mL
 

Item#:
ASCARDBOARDRK6


CryoFreezer® Cryo Storage Racks

 

Optimize your cryogenic storage with our top-of-the-line Cryogenic Freezer Rack, designed for LN2 (liquid nitrogen) storage at temperatures as low as -196°C. This rack ensures the protection of your valuable samples. Ideal for use in research, clinical, and industrial laboratories. Assorted Colors: Blue, Green, Orange, Red, Yellow

  • For LN2 storage from -196°C to 121ºC
  • Material: Polycarbonate
  • High-contrast alphanumeric indexing on box base
  • Drains and vents prevent pressure build-up
  • Crystal clear, transparent Lid for sample viewing
  • Bright, attractive assorted colors
  • Maximum Tube Dimensions: 12 x 49 mm

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

Item#:
ASCRYOFREEZ5


Celltreat® PETG Square Media Bottles

 

Safe, efficient, and reliable storage of media and solutions.

 

Made from high-quality PETG (polyethylene terephthalate glycol), Celltreat® Square Media Bottles offer a lightweight alternative to glass, making them easier and safer to handle in busy lab environments. PETG and PET materials help reduce gas permeability, supporting improved solution stability compared to polystyrene containers.

 

The space-saving square design maximizes storage, especially in refrigerated areas, while molded graduations provide clear volume measurements. All bottles are supplied sterile and are available either individually wrapped, tray packed, or tamper-evident tray packed with a shrink wrap band for added security.

 

Each bottle is clear for easy visibility and is paired with a durable HDPE screw top cap. Standard models feature white caps, while Item #229788 includes a green cap and a larger maximum volume of 650 mL (Working Volume: 500 mL).

 

These bottles perform consistently within a wide operating temperature range of -80ºC to 60ºC, making them suitable for various laboratory applications.

 

Main Attributes

  • Lightweight PETG construction for safer handling compared to glass
  • Space-saving square design for efficient storage
  • Molded graduations for easy volume measurement
  • Sterile packaging (individually wrapped or tray packed)
  • Optional tamper-evident shrink band on tray-packed bottles
  • Low gas permeability for improved solution stability
  • Wide temperature range: -80ºC to 60ºC
  • Clear bottles with HDPE screw caps 

*Note: Not all purchasing options are packaged tamper-evident. To purchase tamper-evident options, please see items ending in “TE”.

Specifications
 
SterileYes
AutoclavableNo
Non-pyrogenicYes
RNase/DNase FreeYes
Bottle MaterialPolyethylene Terephthalate Glycol (PETG)
Bottle ColorClear
Cap MaterialHDPE
Cap ColorNatural (229788 has a Green Cap)
GraduatedYes
 

Item#:
ASMEDIASQUARE


OptiWell Automation Reservoirs

 

Compatible with All Major Liquid Handling Platforms.

 

OptiWell Automation Reservoirs are engineered for seamless integration with all major automated liquid handling systems. Designed with dimpled and pyramid-shaped well bottoms, these reservoirs ensure maximum sample recovery and minimal waste, making them ideal for high-throughput lab workflows.

Key Features

  • Universal Compatibility – Fits all leading automated liquid handling platforms
  • ANSI / SLAS 1-2004 Standard – Standardized footprint for reliable automation integration
  • High Sample Recovery – Dimpled and pyramid well design reduces residual volume
  • Ultra-Clean Material – Manufactured from low-binding polypropylene
  • Certified Free of Contaminants – Nonpyrogenic, RNase-free, and DNase-free

These automation-friendly reservoirs are perfect for automated pipetting, reagent dispensing, and sample pooling, offering consistent, contamination-free performance in every run.
 

Item#:
ASOPTIWELLRES


81-Well Freezer Storage Boxes with Lift-Off Lids

 

Replace your disposable cardboard boxes with these sturdy, reusable polypropylene storage boxes. Accommodates 0.5, 1.5, and 2.0 mL tubes and can withstand temperatures as low as -90°C. Easily fits standard 2 in. freezer storage racks and drawers.

 
Main Attributes 

  • Versatile storage from freezer to bench
  • Stores tubes up to 2.0 mL
  • Suitable for temperatures as low as -90°C
  • Rugged polypropylene
  • High-contrast alphanumeric indexing on lid
  • Clear telescoping style lids are with frosted I.D. panels on two sides and bases
  • Available in natural, black, or assorted fluorescent colors 

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

Item#:
ASFRZRCK11


Haier Vertical Freezer Racks for 2 In. Boxes

 

Optimize your lab's cold storage efficiency with our high-quality Chest-Style Freezer Racks, engineered for secure and organized sample storage in both ULT and cryogenic freezers.

Chest Rack for ULT Freezer – Holds 10 Boxes

Designed for ultra-low temperature freezers, this durable stainless steel chest rack accommodates ten standard 2 In. freezer boxes (130 x 130 mm). Ideal for high-density sample storage, the open-side design allows for easy access and inventory management without compromising temperature integrity.

  • Compatible with -80°C ULT freezers
  • Holds 10 boxes (2 In. height)
  • Made from corrosion-resistant stainless steel
  • Ergonomic handle for easy lifting
  • Dimensions tailored to standard ULT chest freezers

Chest Rack for Cryogenic Freezer – Holds 12 Boxes

Built specifically for cryogenic applications, this 12-box chest rack fits neatly into vapor-phase or liquid-phase LN freezers. Compatible with 2 In. Cryo boxes, it's the perfect solution for long-term, ultra-low temperature sample storage.

  • Ideal for liquid nitrogen freezers (vapor or liquid phase)
  • Holds 12 boxes (2 In. height)
  • High-quality stainless steel construction
  • Designed for maximum storage in minimal footprint
  • Rust and corrosion-resistant for cryogenic environments

* Freezer boxes sold separately. Please confirm compatibility with your specific freezer model before ordering.

 

Check out our freezer rack configurator to find the perfect freezer rack for you!

 

Specifications
 
Item #DCJ-10-ADCJ-12-A
Capacity10 boxes (2 In. height)12 boxes (2 In. height)
MaterialHigh-grade stainless steel (304 or equivalent)
Rack TypeOpen-style (slotted)
HandleIntegrated top handle for easy removal
Freezer CompatibilityUltra-Low Temperature Freezers (-80°C)Cryogenic Freezers (LN vapor or liquid)
Corrosion ResistanceYes – for long-term freezer useYes – for cryogenic environments
AutoclavableYes
 

Item#:
ASHAIERCSTRK


Celltreat® PET Square Media Bottles

 

Sterile, space-saving storage for laboratory media.

 

Celltreat® PET Square Media Bottles are designed for safe, efficient storage of media and laboratory solutions. Made from lightweight PET plastic, these bottles are easier and safer to handle than traditional glass options, reducing the risk of breakage.

 

The square bottle design maximizes storage efficiency by conserving valuable space in refrigerators and freezers. A wide mouth opening allows for easier pipetting while helping to minimize contamination risk when handling media or solutions.

Each bottle features clearly printed graduations for quick and accurate volume reference, along with a dedicated marking area for easy labeling. All bottles are sterile and available either individually wrapped or tray packed (12 bottles per tray).

Constructed from PET material, these bottles provide reduced gas permeability compared to polystyrene, helping improve solution stability over time. Both PET and PETG bottles deliver equivalent performance, sharing key properties such as a broad operating temperature range of -80ºC to 60ºC and strong chemical compatibility.

 

Main Attributes

  • Lightweight PET for safer handling compared to glass
  • Square design for efficient refrigerated storage
  • Wide mouth opening reduces contamination risk
  • Clearly printed graduations for accurate volume measurement
  • Writable marking area for easy identification
  • Sterile packaging options: individually wrapped or tray packed
  • Low gas permeability for improved solution stability 

Specifications

SterileYes
AutoclavableNo
Non-pyrogenicYes
RNase/DNase FreeYes
Bottle ColorClear
Cap ColorGreen
Bottle MaterialPET
Cap MaterialHDPE
GraduatedYes
PackagingBag or Tray
Graduation Increments50 mL, (229786 is 25 mL)
 

Item#:
ASPETSQMEDIABTL

ProSeries™ High Performance Centrifuge Tubes

 

MTC Bio’s new ProSeries™ Centrifuge Tubes offer maximum performance and a wide range of innovative features. ProSeries™ Tubes feature a 20,000 × g RCF rating, an industry-first temperature indicator patch, and Hi-Viz™ Graduations that are recognizable at any viewing angle. Marked at both their maximum nominal capacity, as well as their maximum freeze volume, these tubes have been designed with a focus on environmentalism and waste reduction. Tubes are marked with standardized recycling information and are available in Eco-Plastic fold-flat racks rather than traditional styrofoam racks.

 

The flat, markable screw caps feature high precision threads that make them easy to open with one hand without compromising the 95kPa rated leak-proof seal.

  • 20,000×g Max RCF Marked Directly on Tube
  • FreezeTech™ temperature Indicator Changes Color at 0°C 
  • Hi-Viz™ Graduations, Including Maximum Freeze Line 
  • Eco-Plastic Racks and/or Resealable Zip Bags
  • E-Beam Sterilized (SAL 10-6)

 Specifications

 

Max RCF*20,000 × g
Temp Range-80°C – 120°C
MaterialTube and Cap: Polypropylene
Leak-ProofUp to 95 kPa

 

Latex, TE, BSE, Endotoxin Free
Medical Grade PP conforms to FDA 21CFR (USP Class IV)
Produced in Class 100,000 Clean Room 


Item#:
ASPROSERCENTUB


PureAmp PCR Plates

 

High-Precision, Ultra-Thin Walled Plates for PCR & qPCR.

 

PureAmp PCR Plates are engineered for high-performance thermal cycling and maximum compatibility with a wide range of PCR and qPCR instruments. Designed with ultra-thin walls and manufactured to tight dimensional tolerances, these plates ensure rapid and uniform thermal transfer for consistent and reliable amplification results.

 

PureAmp 0.2 mL standard PCR plates (P9602-N) are compatible with leading thermal cyclers.

 

For added flexibility, the Sep-R-8 Breakable PCR Plates (P9602-N-T) allow users to break the plate into strips of 8 wells, reducing waste and enabling precise sample handling.

 

PureAmp Low Profile 0.1 mL PCR Plates are optimized for qPCR applications. Available in semi-skirted formats (natural or white for enhanced fluorescence reflectivity) and raised rim designs (clear/natural), they provide superior fit and heat transfer for fast, accurate amplification.

 

All PureAmp PCR plates are manufactured from medical-grade, heat-resistant polypropylene and are certified free of RNase, DNase, DNA, and PCR inhibitors.

 

Key Features

  • Ultra-thin walled wells for fast and efficient thermal cycling
  • Compatible with all major thermal cyclers
  • Breakable Sep-R-8™ strips for flexible sample management
  • Low-profile options for qPCR with improved signal reflectivity (white plate)
  • Made from medical-grade polypropylene
  • Free of RNase, DNase, DNA, and PCR inhibitors
  • Includes alpha-numeric reference grid for easy well identification

Item#:
ASSEPR8BREAKPCR


SureFrame Two-Component PCR Plates

 

PCR plates built for precision and automation.


Achieve consistent and reliable PCR results with SureFrame Two-Component PCR Plates. These innovative PCR plates feature a unique dual-material construction: a rigid polycarbonate frame for enhanced stability and automation compatibility, combined with thin-walled polypropylene wells that deliver optimal thermal transfer.

 

Unlike traditional single-material PCR plates that may warp during thermal cycling, causing uneven evaporation and inconsistent amplification, SureFrame plates maintain their shape under high temperatures. This advanced design minimizes edge effect and evaporation, ensuring uniform results across all wells, even in demanding high-throughput workflows.

 

Key Features

  • Dual-material construction: rigid polycarbonate frame + thin-walled polypropylene wells
  • Ultra-rigid design prevents warping in thermal cyclers
  • Optimized for all automated platforms and robotic grippers
  • Reduces evaporation in outer wells for more accurate PCR results
  • Certified for PCR use 

Specifications
 
FramePC, Full or Semi-Skirted
WellsPP, Clear or White
 

Item#:
ASSUREFRAMETWOP


Heathrow Scientific® Acrylic Glove Box Holders

 

Wall-mount clear acrylic glove box holder, universal fit with secure foam insert.

 

Keep your disposable gloves organized, accessible, and your workspace clutter-free with this clear acrylic wall-mount glove box holder. Designed to save valuable bench-top space, this glove dispenser securely mounts to any wall, allowing for easy, one-handed glove dispensing.

 

Featuring a universal fit compatible with most major brands of glove boxes, this holder includes a durable polyester foam insert to snugly hold a variety of box sizes. The secure fit ensures the glove box stays in place, making glove removal smooth and hassle-free.

 

Crafted from high-quality clear acrylic, this glove box holder is not only functional but also blends seamlessly into any professional environment. Mounting screws are included for quick and easy installation.

 

Key Features

  • Wall-mounted design frees up valuable counter space
  • Compatible with most standard glove box brands
  • Clear acrylic construction for durability and visibility
  • Foam insert holds glove boxes securely in place
  • Includes mounting hardware for easy installation

Ideal for medical offices, laboratories, clean rooms, food service areas, and other environments where hygiene and organization are essential.

 

Specifications
 
Item #Dimensions (D x W x H)
HS23471A10.3 x 5.9 x 4.5 In. | 261.62 x 149.86 x 114.3 mm
HS23471B11.4 x 10.3 x 4.5 In. | 289.56 x 261.62 x 114.3 mm
HS23471C11.6 x 15.2 x 4.3 In. | 294.64 x 386.08 x 109.22 mm
 

Item#:
ASGLOVERCK


Heathrow Scientific® Wire Glove Box Holders

 

Wall-mount glove box holder, white HDPE-coated steel wire rack.

 

Keep your disposable gloves organized, accessible, and your workspace clutter-free with this white HDPE-coated steel wire glove box holder. Designed for wall mounting, this economical and durable glove dispenser frees up valuable bench-top space while providing quick and easy glove access.

 

The universal fit design accommodates most major brands of glove boxes, making it a versatile addition to any lab, medical office, or cleanroom environment. Mounting screws are included for fast, secure installation on any wall or cabinet surface.

 

Made from HDPE-coated steel wire, this glove holder combines durability with cost-effectiveness, offering a long-lasting solution for glove organization.

 

Key Features

  • Wall-mounted design saves counter space
  • Compatible with most standard glove box brands
  • Durable HDPE-coated steel wire construction
  • Easy access for quick glove dispensing
  • Includes mounting hardware
  • Color: White 

Perfect for healthcare, laboratories, food service, and industrial settings where organization and hygiene are essential.

 

Specifications
 
Item #Dimensions (D x W x H)
HS234575.5 x 8.2 x 4.3 In. | 14 x 20.9 x 10.8 cm
HS234589.8 x 17.9 x 4.3 In. | 25 x 45.4 x 10.8 cm
 

Item#:
ASGLOVERCK2
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