DWK Life Sciences Lab Supplies

White polypropylene screw cap provides clear surface for writing on cap Foamed polyethylene liner provides chemical resistance for acids, alkalis, solvents, alcohols, oils, and aqueous products Excellent for environmental samples, pharmaceuticals and diagnostic reagents. 28-410 thread Not...

The 20 MM STPR, 3 LEG LYO THN FLG, BUTYL GRY is designed for use in lyophilization processes, providing a secure seal with its three-legged design. The butyl rubber construction offers excellent chemical compatibility and resilience. Its thin flange ensures a snug fit within vials, making it ideal...

9mm screw thread vials made with borosilicate glass provide robust and reliable performance. Approved for LC & GC. Where noted, Certified Class 10,000 clean room packed enhances data integrity.  9mm short thread screw caps feature a high-grade platinum trans blue silicone septum with a...

Complete Coat Stoppers are completely coated with a fluorinated polymer that has barrier properties similar to PTFE. The fluorinated polymer coating is the only material that comes in contact with the sample. As a result, chemical reactions due to unwanted interference with the rubber itself are...

2500mL amber graduated reservoir bottle USP Type 1 borosilicate glass, 45mm finish

Ideal for reagents and buffer solutions Clear and amber PET available PP Caps lined with F217 foamed LDPE

The Organic series consists of clear and amber glass vials with solid or open top closures.  The closed-top closures have Teflon® faced 14B white styrene-butadiene rubber liners and the open-top closures have a Teflon faced silicone septa assembled in the cap. The cap material is black...

Unassembled component kits offer the convenience of one product number for the vial, cap, and septa. Components are packaged to work with the unique MicroLiter Dispenser.

Contains 100 amber glass ABC vials and 100 ABC Caps with PTFE/Red Silicone Liners.

Calibrex 520 and 521 Bottle Top Dispensers come standard with a 32 mm screw thread, and included with each dispenser are three polypropylene bottle neck adapters (28, 40, and 45 mm for the 520 model; and 38, 40, 45 mm for the 521 model)

13-425 STARLINE CAP, PP NAT

ABC CONV PK, W225153, W225334A-04

WHEATON® MicroLiter µLplate® Component Kits (with Pre-Cut FEP/Butyl Septa) include one pack of 100 µLplate Inserts and one pack of Snap Caps. Carrier µLplate sold separately.

The Wheaton Erlenmeyer Flask is made of Lexan Polycarbonate Resin that has outstanding mechanical, optical, electrical and thermal properties. This resin conforms to flame retardant standards and is scratch resistant. This resin also meets the requirements of United States Pharmacopeia (USP) XXII...

Designed for the concentration of trace amounts of analyte in an organic solvent prior to analysis Smooth Clear-Seal joints eliminate the need for grease, reducing the possibility of contaminating the sample Complete unit consists of 270mm three-ball Snyder column, 500mL flask and 10mL receiving...

Shorter and Narrower Pipette Shaft allows tip to be in closer range when pipetting into smaller diameter microtubes and vials Very Lightweight (88 grams) helps eliminate fatigue during long hours of pipetting Ultra-Soft Plunger greatly reduces thumb and hand fatigue for added comfort and safety...

The Plunger For 10 - 50 µl Pipette is designed to provide precise control in liquid handling tasks, ensuring accuracy and repeatability in pipetting applications. Its construction allows for smooth operation, reducing user fatigue during extended use. This plunger is compatible with a range of...

ABC CONV PK, W225153, W225334A-0401

28-400 CAP, PP WHT, FMD PE LNR