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Stoppers and Closures

Bottle Caps (2,073)
Stoppers (1,484)
Cork Borers (168)
Corks (131)
Bottle Septa (70)
Environmental Sampling Bottle Closures (67)
Bottle Cap Liners (22)
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271 – 285 of 2,605 results
271

DWK Life Sciences DURAN™ Blue Pouring Ring For GLS 80™ Laboratory Bottle
SDP

Pouring ring permits clean, drop-free use.

272

DWK Life Sciences Kimble™ KIMAX™ Closure with Rubber Liner
SDP

Replacement part for Kimble 14250, 14915 and 14925

273

DWK Life Sciences Wheaton™ Colored Polypropylene Caps With Center Hole
SDP

Replacement caps for Lab 45 media bottles

274

DWK Life Sciences Kimble™ Kontes™ Hi-Temp Cap
SDP

Red PBT cap featuring a PTFE–faced silicone–rubber liner

275

DWK Life Sciences Wheaton™ Black Phenolic Screw Cap With Rubber Liner
GSA_VA SDP

Nontoxic white styrene-butadiene rubber liner

For Use With (Equipment) Bottle
Color Black
Closure Liner 14B Rubber
Material Phenolic Resin
Certifications/Compliance ISO 9001
276

DWK Life Sciences DURAN™ Laboratory Premium Caps
SDP

Cap is molded from a dye-free polymer to avoid risk of leaching with PTFE coated silicone seal

277

DWK Life Sciences DURAN™ Silicone Septum Seal, Peroxide cured silicone, Septum for Piercing, Use with Open Topped Screw Cap
SDP

Silicone Septum Seal for piercing

Quantity 100/Pk.
Material Silicone
Autoclavable Autoclavable
For Use With (Application) Liquid transfer from HPLC solvent bottles; Aseptic reagent delivery or culture sampling using a syringe and needle; Reservoir cap for supplying laboratory instruments
278

DWK Life Sciences Kimble™ Kontes™ HPLC Ultra-Ware™ Standard Filtration/Delivery Four-Valve Cap System
SDP

Parts and accessories for standard four-valve cap system

For Use With (Equipment) Ultra-ware™ standard filtration/delivery four valve cap system
No. per Case 1 Cs.
279

DWK Life Sciences DURAN™ PURE Premium Screw Caps
BIOPHARMA SDP

Suitable for most sterilization methods

Material Fluoropolymer
280

DWK Life Sciences Kimble™ Kontes™ Ultra-Ware Three Hole Delivery Caps ETFE Nut Plug 1/4 in.
SDP

Used to Seal Ports with Flat Bottom 1/4 in.-28 Threads

281

DWK Life Sciences DURAN™ Stainless Steel 3-Port Connector Cap GL 45
SDP

Tubing connection system for use with all sizes of DURAN GL 45 laboratory and media bottles. Wheaton™ DURAN™ Stainless-steel 3-Port Connector Cap GL 45 is ideal for chemistry, life science and biopharma laboratories.

282

DWK Life Sciences DURAN™ Mulitport Connector Caps GL 25
SDP

2, 3 or 4 port connector caps for GL 25 DURAN™ bottles

Thread Size (Metric) GL 25
Neck Finish 9 mm
Material PBT
Autoclavable Autoclavable
For Use With (Application) Low volume sampling, Media supply for small bioreactors, Fed-batch bioreactor, Perfusion circuit for cell culture, Oxygenation / aeration of very small samples, Use in a chemistry micro-reactor
283

DWK Life Sciences Wheaton™ 38-400 Black Phenolic Cap, PE Cone Liner
SDP

Case of 576 black phenolic caps with PE cone liners for bottles with screw cap tops, size 38-400.

284

DWK Life Sciences Kimble™ White Urea Closures with PTFE-Faced Foam-Backed Rubber Liner
GSA_VA SDP

White closures with rubber liner

Color Black
Material Phenolic Resin
285

DWK Life Sciences Kimble™ Kontes™ Valve Stems for Ultra-Ware™ THF-Resistant Filtration/Delivery Four Valve Cap System
SDP

Replacement parts for Ultra-Ware™ THF-resistant filtration/delivery four valve cap system

Product Type Valve Stem
No. per Case 1 Cs.
Material Stainless Steel