Caps and Closures

Cap, Flange Plug, 13mm, Black, PK1000 (1000 per PK)

NALGENE Polypropylene Screw Caps 53mm buttress-type caps for large NALGENE bottles and carboys. Autoclavable. Pack of 12. (12 per PK )

70-400mm Polypropylene Cap/PTFE Lined, CS100 (100 per CS)

MoldPro autosampler tubes & caps for AA, ICP, ICP-MS, ICP-OES, TOC, UV-VIS, HPLC, FIA, GPC, fraction collection and liquid handling applications. Tubes are standard sizes and fit Cetac, Elemental Scientific and AIM Lab 60 and 90 position racks used by many instrument manufacturers including Agilent, Lachat, Leeman Labs, PerkinElmer, Spectro and Thermo. Our tubes also fit systems by Dionex, Gilson, and Varian. Made from virgin polypropylene Extremely low metals background Great choice for ICP and ICP-MS applications Excellent Clarity Good resistance to acids Stopper caps available 1200 tubes/case (1200 per CS )

22-400mm Phenolic Cap/PE Cone Liner, CS100 (100 per CS)

The Hexa-Flex™ liquid-tight seal ensures sample integrity and prevents spillage of serum samples. Hexa-Flex™ Safety Caps are available in a variety of colors which helps guard against sample cross-contamination and are convenient for color-coding to particular R&D projects. Hexa-Flex™ Safety Caps protect your laboratory staff from the aerosols of highly-infectious organisms such as TB and the HTLV-III virus. (500 per PK)

Uni-Flex® Safety Caps Benefits: • Will not aerosol when opened • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes • Liquid tight seal prevents sample evaporation. The UniFlex® Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing. • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors • The Uni-Flex Safety Cap locks securely onto the outside of the tube lip to prevent evaporation. • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb. • Easy to label: Write directly on the cap with indelible ink • Clear, natural colored caps are tracemetal free (1000 per PK)

Cotton ball, fit for narrow vial, Pure absorbent cotton plug, 300 pieces/bag, 10 bags/case,3000/Case, CS3000 (3000 per CS )

38-439 Black Ribbed Phenolic Cap w/F217 & PTFE Liner, CS840 (804 per CS )

Uni-Flex® Safety Caps Benefits: • Will not aerosol when opened • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes • Liquid tight seal prevents sample evaporation. The UniFlex® Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing. • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors • The Uni-Flex Safety Cap locks securely onto the outside of the tube lip to prevent evaporation. • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb. • Easy to label: Write directly on the cap with indelible ink • Clear, natural colored caps are tracemetal free (1000 per PK)

VersaCap 83mm (83B) Carboy and Bottle Caps, Open Cap with Closed Adapter, for use with VersaCap 83mm Adapters, 2/PK (2 per PK )

VersaCap 83mm (83B) Cap Adapters, Tangle Free Quick Connect Adapter, Two (2 x) 3/8 Inch Detachable Hose Barbs for 3/8 Inch ID Tubing, for use with VersaCap 83mm Open Cap, 1/EA (1 per EA)

Identi-Plugs, Fits 35-45mm, 100/carton (100 per CS )

VersaCap 53mm (53B) Bottle and Flask Cap Adapters, for use with VersaCap 53mm Closed Cap, 1/EA (1 per EA)

VersaCap 53mm (53B) Bottle and Flask Caps with Tubing, Open Cap with Tangle Free Hose Barb Adapter, Two 1/8 Inch Barbs with Tubing, 1/EA (1 per EA)

Cap, Snap, 13mm, PE, for 13mm Glass and Evacuated Tubes and 12mm Plastic Test Tubes, Red, PK1000 (1000 per PK)

Cuvette caps(BLUE)round,pack of 100 for Ultra-micro cuvettes (100 per PK)

33-400mm Polypropylene Cap/PTFE Lined, CS100 (100 per CS)

These popular caps fit plain end culture tubes and flasks with DeLong style necks or ports. The caps are molded from durable, autoclavable polypropylene (PP). They are available in a full range of five sizes and five colors for easy sample identification and organization. Recommended tube diameter is indicated on each cap. (1000 per PK)

38-400mm Polypropylene Cap/PTFE Lined, CS100 (100 per CS)

The Hexa-Flex™ liquid-tight seal ensures sample integrity and prevents spillage of serum samples. Hexa-Flex™ Safety Caps are available in a variety of colors which helps guard against sample cross-contamination and are convenient for color-coding to particular R&D projects. Hexa-Flex™ Safety Caps protect your laboratory staff from the aerosols of highly-infectious organisms such as TB and the HTLV-III virus. (500 per PK)

VersaCap 83mm (83B) Carboy and Bottle Cap Adapters, Tangle Free Hose Barb Adapter, Two 1/4 Inch Barbs for 1/4 Inch ID Tubing, for use with VersaCap 83mm Open Cap, 1/EA (1 per EA)

VersaCap 53mm (53B) Bottle and Flask Caps, Vented Cap with 0.2um PTFE Membrane, 1/EA (1 per EA)

Uni-Flex® Safety Caps Benefits: • Will not aerosol when opened • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes • Liquid tight seal prevents sample evaporation. The UniFlex® Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing. • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors • The Uni-Flex Safety Cap locks securely onto the outside of the tube lip to prevent evaporation. • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb. • Easy to label: Write directly on the cap with indelible ink • Clear, natural colored caps are tracemetal free (1000 per PK)