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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 over 40,000 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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ILP 240 uL, Square Well, V-Bottom MicroPlates - 384
Our 384-well plates offer quality, performance, and confidence. Ultra-flat surfaces, sturdy design, and rigidity optimize our 384-well plates for consistent handling with a variety of automated platforms for high-throughput workflows. Plates are standardized to comply with ANSI/SLAS 2004-1, guaranteeing proper fit.
These plates offer secure storage for assays, compound libraries, or storing samples for any duration. Inert medical-grade virgin polypropylene resins are ideally suited for stable, long-term high-density sample storage at -80 °C. The square well V bottom design helps maximize sample recovery. Raised rims on each well help protect from cross-contamination and make for enhanced sealing with adhesive films, silicone mats, or heat-sealing films.
Made from Virgin Polypropylene (no mold release agents or regrind); RNase, DNase, DNA, and Pyrogen Free Certification.
ILP 120 uL, Square Well, V-Bottom MicroPlates - 384
Our 384-well plates offer quality, performance, and confidence. Ultra-flat surfaces, sturdy design, and rigidity optimize our 384-well plates for consistent handling with a variety of automated platforms for high-throughput workflows. Plates are standardized to comply with ANSI/SBS 6-2012, guaranteeing proper fit.
These plates offer secure storage for assays, compound libraries, or storing samples for any duration. Inert medical-grade virgin polypropylene resins are ideally suited for stable, long-term high-density sample storage at -80 °C. The square well V bottom design helps maximize sample recovery. Raised rims on each well help protect from cross-contamination and make for enhanced sealing with adhesive films, silicone mats, or heat-sealing films.
Made from Virgin Polypropylene (no mold release agents or regrind); RNase, DNase, DNA, and Pyrogen Free Certification.
Specifications
| Product Type | 384 Square Well Plates |
| Well Shape Bottom | Pyramid – V |
| Material | Natural Polypropylene |
| Alphanumeric | Molded in |
| Compliance | ANSI/SBS 6-2012 |
| Surface Treatment | None |
| Certified | DNase-/RNase-/Pyrogen-Free |
| Max Volume | 130 uL |
| Working Volume | 120 uL |
| Volume w/ Mat Lid | 30 uL |
| Autoclavable | 121ºC (249.8ºF) at 15 psi, 15 min. |
| Max RCF | 4000 |
| Max Temp. | 120ºC (248ºF) |
| Min Temp. | -80ºC (-112ºF) |
RephiQuik 0.22 uM Syringe Filters
PTFE, PVDF, PES & Nylon Membranes – Non-Sterile.
RephiQuik 0.22 uM Non-sterile Syringe Filters are precision-engineered for fine filtration and sterilization of aqueous, organic, or protein-based solutions in laboratory workflows. Designed for high performance with low extractables, these filters feature four membrane options—PTFE, PVDF, PES, and Nylon—to meet the diverse needs of analytical and research applications.
Each filter is constructed with a durable polypropylene (PP) housing and includes a female luer-lock inlet with a male luer-slip outlet for secure, leak-free operation. The 0.22 uM pore size enables efficient removal of bacteria and fine particulates, ensuring clarity, sterility, and protection of downstream systems such as HPLC instruments and cell cultures.
The filters offer a large effective filtration area with minimal hold-up volume, ensuring maximum recovery of precious samples. The membrane type and pore size are clearly printed on each unit, and color-coded housings provide quick visual identification: blue (PTFE), yellow (PVDF), green (PES), and purple (Nylon).
Membrane Options & Applications
- PTFE (Polytetrafluoroethylene)
- Hydrophobic membrane for highly aggressive solvents, strong acids, and gases. Excellent for chemical compatibility in HPLC and air filtration.
- PVDF (Polyvinylidene fluoride)
- Hydrophilic, low protein binding. Ideal for filtration of protein solutions, biological samples, and molecular biology workflows.
- PES (Polyethersulfone)
- Hydrophilic with asymmetric structure for rapid filtration of aqueous and slightly organic solutions. Optimized for cell culture and sterilization of buffers.
- Nylon
- Hydrophilic, chemically resistant to a wide range of solvents including ACN, DMF, and DMSO. Suitable for aqueous and organic sample filtration.
Key Features
- Pore Size: 0.22 uM – ideal for sterilizing filtration
- Diameters Available: 13 mm (for up to 10 mL samples) and 32 mm (for up to 100 mL samples)
- Maximum Operating Pressure: 10 bar (145 psi)
- Low hold-up volume with high flow rate
- Leak-proof design for consistent results
- Color-coded for easy membrane identification
- Clearly labeled with membrane type and pore size
- Non-sterile – ready for general lab use and pre-sterilization protocols
RephiQuik Max Multi-layer Syringe Filters
(RJF3P22NH, RJN3P22NH, RJP3P22NH, RJP3222SH)
RephiQuik Max 32 mm Multi-layer Syringe Filters are designed for rapid clarification of viscous or particle-rich samples. Each filter features a composite design with two coarse glass fiber prefilters and one fine membrane layer (PTFE, PES, or Nylon), providing significantly greater throughput, reduced clogging, and faster flow rates than single-layer filters.
Specifications
| Diameters | 13 mm | 32 mm |
| Effective Filtration Area | 0.80 cm2 | 4.4 cm2 |
| Length, Inlet to outlet | 21 mm | 26 mm |
| Housing material | Polypropylene (PP) | Polypropylene (PP) |
| Inlet Fittings | Female Luer-Lok | Female Luer-Lok |
| Outlet Fittings | Male Luer slip | Male Luer slip |
| Process Vol. | 1 to 10 mL | 10 to 100 mL |
| Max. Operating Pressure | 10 bar (145 psi) | 10 bar (145 psi) |
| Max. Operating Temp. | 45ºC | 45ºC |
Celltreat® Polypropylene Plasteur® Pasteur Pipets
- The Plasteur® Plastic Pasteur Pipet offers the aspirating precision of a glass pipet and the safety benefits of plastic
- Fine tip is ideal for precision aspirating
- Polypropylene provides the chemical resistivity needed for many applications
- No more broken glass: more durable than standard glass pipets
- Flexible plastic helps prevent glove or skin punctures
- Will not shatter, eliminating losses due to broken glass
- No damage during shipping and handling as compared to traditional glass pipets
- Eliminate “sharps” disposal
- Can be autoclaved
Specifications
| Autoclavable | Yes |
| Primary Color | Clear |
| Primary Material | Polypropylene |
| Graduated | No |
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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.
Heathrow Scientific® ABS Pipet Racks
4-shelf organizer for glass and plastic pipets.
Heathrow Scientific® ABS Pipet Racks are a durable and efficient solution for organizing and protecting your pipets. Featuring four angled shelves, it securely holds glass or plastic pipets ranging from 0.1 mL to 50 mL, keeping them within easy reach while minimizing damage and bench clutter.
Made from strong ABS plastic, this rack includes cut-out viewing windows for easy pipet identification and visibility. Choose from blue or red color options to suit your lab’s organization system or aesthetic. The rack also comes with two removable attachments, ideal for storing pipet bulbs, fillers, or pumps.
For enhanced versatility, the magnetic version includes powerful side magnets that allow the rack to mount securely to any steel surface, perfect for saving bench space and increasing accessibility in busy labs.
Key Features
- Holds glass and plastic pipets from 0.1 mL to 50 mL
- Four angled shelves reduce clutter and prevent pipet damage
- Made of durable ABS plastic with cut-out viewing windows
- Includes 2 removable attachments for bulbs, fillers, and pumps
- Available in blue or red to match lab organization systems
- Magnetic version mounts securely to steel surfaces
Specifications
| Item # | Color | Shelves | Pipet Size | Dimensions (D x W x H) | Attachments |
| HS20613 | Red | 4 | 0.1 to 50 mL | 11.4 x 3.5 x 15.8 In. | 29.1 x 8.8 x 40.1 cm | 2 attachments for bulbs, fillers and pumps |
| HS20612 | Blue | 4 | 0.1 to 50 mL | 11.4 x 3.5 x 15.8 In. | 29.1 x 8.8 x 40.1 cm | 2 attachments for bulbs, fillers and pumps |
| HS20612M | Blue | 4 | 0.1 to 50 mL | 11.4 x 3.5 x 15.8 In. | 29.1 x 8.8 x 40.1 cm | Magnetic, 2 attachments for bulbs, fillers and pumps |
ILP Round Well, Flat Bottom Assay Plates - 96
Our flat bottom 96-well assay plates are ideal for general (non-tissue culture) applications including microbiology, serology, and fluorescence assays.
Black plates are solid black and opaque in color with no transparency, quenching light, and limiting background autofluorescence. These plates allow for top-read measurements.
White plates are solid white and opaque in color with no transparency, maximizing signal strength and reflection. These plates allow for top-read measurements.
Natural plates allow for top-read or bottom-read measurements in the visible range. Made from high optic transmission grade polystyrene.
They come in standard 8 x 12 configuration and have molded-in alpha-numeric position markings. Each well offers a working volume of 200 uL.
- Made of polystyrene
- Uniform wall thickness
- Rigid automation-friendly design is compatible with stackers, grippers, heater/cooler blocks
- ANSI/SLAS 2004-1 (SBS) compliant footprint
- Assay plates are tested on a lot-to-lot basis to be RNase, DNase, and pyrogen free.
- Plates are available in sterile and non-sterile and non-treated.
Specifications
| Number of Plugs | 96 |
| Plug Shape | Round – FLAT |
| Well Shape Top | Round |
| Material | Polystyrene |
| Adhesive Material | None |
| Color | Varies |
| Alphanumeric | Molded in |
| Compliance | ANSI/SBS 6-2012 |
| Certified | DNase-/RNase-/Pyrogen-Free |
| Max Vol. | 390 uL |
| Working Vol. | 340 uL |
| Vol. w/ Mat Lid | 240 uL |
| Autoclavable | No |
| Max RCF | 2,000 RCF |
| Max Temp. | 70ºC (158ºF) |
| Min Temp. | -40ºC (-40ºF) |
MTC™ Bio 7 mL Specimen Vials
Leak-Proof, CE-Marked, and Lab-Ready.
MTC™ Bio 7 mL Specimen Vials are designed for reliable specimen collection, transport, and storage in clinical, research, and industrial lab environments. Manufactured from either translucent virgin polypropylene or crystal-clear virgin polystyrene, these vials offer exceptional clarity, chemical resistance, and durability.
Each vial comes with an attached polyethylene screw cap to ensure a leak-proof seal, reducing the risk of contamination or sample loss. These vials are CE marked, non-cytotoxic, and ideal for routine sample handling and biological applications.
Packaged in economical bulk cases of 700 vials, they’re a cost-effective solution for high-throughput labs requiring dependable performance and compliant materials.
Key Features
- Available in virgin polypropylene (translucent - V2250) or virgin polystyrene (clear - V2251)
- Leak-proof polyethylene screw caps attached to each vial
- CE marked and certified non-cytotoxic
- Ideal for specimen collection, transport, and general lab use
- Bulk packed – 700 vials with attached caps per case
- Suitable for clinical, research, and diagnostic labs
Whether you're collecting biological samples or preparing reagents, MTC™ Bio 7 mL Specimen Vials provide secure, compliant, and economical storage.
Specifications
| Item # | Material | Vol. | Dimensions |
| V2250 | Virgin Polystyrene | 7 mL | 0.67 x 1.97 In. | 17 × 50 mm |
| V2251 | Virgin Polypropylene | 7 mL | 0.67 x 1.97 In. | 17 × 50 mm |
MTC™ Bio Serological Pipettes
Sterile, accurate, and individually wrapped.
MTC™ Bio Serological Pipettes are precision-manufactured from high-quality virgin polystyrene in a Class 100,000 cleanroom, meeting ISO 13485 standards for consistent quality and safety. Designed for accuracy and convenience in cell culture, microbiology, and general lab applications, these pipettes are ideal for a wide range of liquid handling tasks.
Available in six volume sizes (1, 2, 5, 10, 25, and 50 mL) and in short 9 In. (230 mm) options for 5, 10, 25 mL pipettes. Each pipette is individually wrapped in paper/plastic peel pouches and sterilized via E-Beam to ensure contamination-free use.
Featuring clearly printed black graduations, including both positive and negative scales, as well as standardized color coding, these pipettes facilitate quick and easy volume identification, thereby improving efficiency and reducing handling errors.
Main Attributes
- Sterile and Individually Wrapped – E-Beam sterilized and packaged in paper/plastic peel pouches for safety and convenience
- High Clarity Polystyrene – Manufactured from virgin material in an ISO-certified cleanroom environment
- Easy-to-Read Graduations – Bold black ascending and descending scales for precise measurements
- Standardized Color Coding – Color bands indicate volume at a glance
- Plugged Tips – Help prevent over-aspiration and contamination
- Reduced length options available – Ideal for use under hoods
- Fits all major pipette controllers
Whether you're working in cell culture, pharmaceutical labs, or academic research, MTC™ Bio Serological Pipettes provide the accuracy, sterility, and reliability your work demands.
Heathrow Scientific® Acrylic Pipet Racks
Clear acrylic pipet storage rack, 4-tier organizer for glass and plastic pipets.
Keep your laboratory organized and your pipets protected with this clear acrylic pipet storage rack. Designed with four angled shelves, this rack securely holds glass or plastic pipets ranging from 0.1 mL to 50 mL, keeping them within easy reach while minimizing clutter and the risk of breakage.
Made from durable, transparent acrylic, the rack offers excellent visibility with cut-out viewing windows, making it easy to identify and access the correct pipet or canister. Its compact, vertical design maximizes bench space and enhances workflow efficiency in any lab environment.
Key Features
- Holds glass and plastic pipets from 0.1 mL to 50 mL
- Four angled compartments provide safe, organized storage
- Reduces clutter and protects pipets from damage
- Made of clear acrylic for easy visibility and a clean look
- Features cut-out viewing windows for quick identification
- Compact vertical design saves valuable bench space
- Dimensions: 11.4 x 3.5 x 15.8 In. (29.1 x 8.8 x 40.1 cm)
MTC™ Bio Flip Top Vials
These new flat-bottomed vials are made of natural polypropylene. They feature a one-piece design that includes an integral hinged cap and can be used in digestion equipment/protocols.
- Self-standing, flat bottom design ensures the tube remains upright and accessible
- Attached caps provide a leak-proof seal
- Molded graduations allow for accurate and easy measurement
Specifications
| Temp Range | -80ºC to 100ºC |
| Materials | Polypropylene |
| Autoclavable | 121°C for 15 Minutes |
| Dimensions | 32 x 90 mm | 1.26 x 3.54 in. |
RephiQuik 0.45 uM Syringe Filters
PTFE, PVDF, PES & Nylon Membranes - Non-sterile.
RephiQuik 0.45 uM Non-sterile Syringe Filters are designed for fast, reliable filtration of aqueous, organic, or protein-based solutions in laboratory settings. Available with PTFE, PVDF, PES, and Nylon membranes, these syringe filters provide broad chemical compatibility, high flow rates, and low extractables—making them ideal for a wide range of filtration applications, including sample preparation, HPLC, and protein purification
Each filter features a high-quality polypropylene (PP) housing and a secure female luer-lock inlet with a male luer-slip outlet. The filters offer a large effective filtration area with minimal hold-up volume, ensuring maximum recovery of precious samples. The membrane type and pore size are clearly printed on each unit, and color-coded housings provide quick visual identification: blue (PTFE), yellow (PVDF), green (PES), and purple (Nylon).
With a consistent pore size of 0.45 uM, these filters support efficient removal of particles and microbes, enabling improved sample clarity and system protection.
Membrane Options & Applications
- PTFE (Polytetrafluoroethylene)
- Hydrophobic, ideal for aggressive organic solvents, acids, and gases. Excellent chemical resistance.
- PVDF (Polyvinylidene fluoride)
- Hydrophilic, low protein binding. Best for protein solutions, biological samples, and DNA/RNA filtration.
- PES (Polyethersulfone)
- Hydrophilic, asymmetric structure for fast flow rates. Recommended for aqueous and slightly organic samples.
- Nylon
- Hydrophilic with broad chemical compatibility. Suitable for both aqueous and organic solvents, including ACN, DMF, and DMSO.
Key Features
- Pore Size: 0.45 uM
- Diameters Available: 13 mm (up to 10 mL samples) and 32 mm (up to 100 mL samples)
- Maximum Operating Pressure: 10 bar (145 psi)
- Low hold-up volume with high throughput
- Leak-proof design to protect downstream analysis
- Color-coded housings for easy identification
- Clearly labeled with pore size and membrane type
- Non-sterile – designed for general laboratory use
RephiQuik Max Multi-layer Syringe Filters
(RJF3P45NH, RJN3P45NH, RJP3P45NH)
RephiQuik Max 32 mm Multi-layer Syringe Filters are designed for rapid clarification of viscous or particle-rich samples. Each filter features a composite design with two coarse glass fiber prefilters and one fine membrane layer (PTFE, PES, or Nylon), providing significantly greater throughput, reduced clogging, and faster flow rates than single-layer filters.
Specifications
| Diameters | 13 mm | 32 mm |
| Effective Filtration Area | 0.80 cm2 | 4.4 cm2 |
| Length, Inlet to outlet | 21 mm | 26 mm |
| Housing material | Polypropylene (PP) | Polypropylene (PP) |
| Inlet Fittings | Female Luer-Lok | Female Luer-Lok |
| Outlet Fittings | Male Luer slip | Male Luer slip |
| Process Vol. | 1 to 10 mL | 10 to 100 mL |
| Max. Operating Pressure | 10 bar (145 psi) | 10 bar (145 psi) |
| Max. Operating Temp. | 45ºC | 45ºC |
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