DWK Life Sciences Lab Supplies

Leakproof, double-seal closure Special no-drip pour lip Standard thread finishes The closure design incorporates a unique double-seal which has been leak-tested under stringent vacuum and pressure conditions and proven to remain tight over extended periods of time. Comparative tests performed with...

Ergonomic shape, lightweight design Digital display Justip™ tip ejection system Smart, reliable volume adjustment Color-coding available with Smartie button caps The air displacement Acura manual fixed volume pipettes include slim ergonomic design, ultra-soft plunger stroke, autoclavability,...

BOD bottles are suitable for incubating diluted samples of sewage, sewage effluents, polluted waters, and industrial wastes to determine the amount of oxygen required during the stabilization of the decomposable organic matter by aerobic biochemical action. These 300 mL capacity bottles are...

Provide high quality storage in cryogenic temperatures NEW CryoFILE Storage Boxes for 5mL Tissue Freestanding Vials Grid ID numbered from 1 to 81 for easy content identification Numbering system printed on lid and bottom of box coordinates sample ID 6 colors provide color preference and segregates...

Tear-Off, Tear-Out, or Flip Cap

BOD Bottle Racks are constructed of coated wire. 1215X63 is holds up to twenty 60 mL BOD Bottles and 1220C96 hold up to twelve 300 mL BOD Bottles. Rubber Leash For BOD Stopper (1234R64) ensures that the stoppers do not become lost when collecting samples in from the field. The 10 mm diameter holes...

With attached screw caps Ideal for field or general laboratory use

Black phenolic screw cap Poly-Seal liner is manufactured from low density polyethylene Unique cone liner design offers superior torque retention and excellent sealing characteristics It is recommended that liner be tested prior to use for leak resistant applications

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...

Unrivaled cap seal exceeds DOT and IATA regulations ensuring ultimate protection of samples during transportation and demanding freeze-thaw handling Optional 2D Data Matrix Bar Code Insert provides unique identifier for traceability Bottom format allows unrestricted view of 2D bar code for...

Coplin Staining Jar, 5-10 Slide Unit (8541L01) This unit holds ten 3" x 1" (75 mm x 25 mm) slides, back-to-back that extend above the opening so you can manipulate them without using forceps Polypropylene screw cap The screw cap is made of linerless white polypropylene to reduce solvent...

Wheaton 33 low extractable borosilicate glass Precisely constructed with completely interchangeable parts Especially for use in preparation of tissue homogenates, etc. PTFE pestle for soft tissue Grinding chamber clearance is 0.1 - 0.15 mm Unit can be autoclaved These units are designed for use in...

Ideal for use as sample bottles Also useful for dry powders, soil samples and specimen storage Graduated in mL and oz with screw caps

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...

11 mm crimp finish 12 x 32 mm With or without patch Color coded PE caps E-Z Vials and Snap Caps are available assembled together in convenience packs of 100. The amber vials are made of Type 1 borosilicate glass. The Snap Caps are available in five colors: Natural, Red, Blue, Yellow and Green.

11 mm crimp finish 12 x 32 mm With or without patch Color coded PE caps E-Z Vials and Snap Caps are available assembled together in convenience packs of 100. The clear vials are made of Type 1 borosilicate glass. The Snap Caps are available in five colors: Natural, Red, Blue, Yellow and Green.

Scintillation vials are 20mL made from Wheaton 180 low potassium borosilicate glass Available with caps attached, caps packaged separately or without caps Packaged in corrugated trays of 100 Glass Vials are manufactured from Wheaton 180 low potassium borosilicate glass that conforms to ASTM Type I,...

Manufactured from borosilicate glass which provides the best chemical resistance Graduations and marking patch assists in measuring volume and identifying content Special pour lip facilitates pouring Packaged in partitioned carton to help prevent scratch marks on bottles

1.2, 2.0, 3.0, 4.0 and 5.0 mL volumes Free-standing or round bottom configuration Seven different cap colors, blue, pink, green, yellow, red, white and natural are standard on the 2.0 mL sizes. All vials are batch certified DNase and RNase free, non-pyrogenic and endotoxin free and are available...

Septa for waste and wash function for GC, no cap. Enhance your laboratory's chromatographic procedures with this high-quality Limited Volume Insert. Designed for precision and reliability, this component facilitates the analysis of smaller sample volumes in a larger vial, without compromising the...

1230K91 - 1230K96: Black phenolic screw caps With 14B rubber liner Autoclavable Ideal for culture work 1230L89 - 1230L94: Tear-off unlined aluminum seals This seal can be completely removed and contents readily poured from bottle