Bottle Caps
DWK Life Sciences KIMBLE™ Black Phenolic Unlined Screw Thread Closures with Open Tops
KIMBLE™ Black Phenolic Unlined Screw Thread Closures with Open Tops are linerless open-top caps offering excellent chemical resistance. Specially formulated phenolic resin withstands repeated autoclaving. Meets ASTM Specification E982, Class A requirements.
DWK Life Sciences KIMBLE™ Black Phenolic Screw Caps
KIMBLE™ Black Phenolic Screw Caps are ideal for general laboratory use. Specially formulated phenolic resin and liner adhesive withstand repeated autoclaving. PTFE-faced rubber liners offer high chemical resistance. Meets ASTM Specification E982 requirements.
Labconco™ Serum Bottle Aluminum Seals, Large
Accessory for freeze dry glassware
DWK Life Sciences KIMBLE™ GL32 PBT Cap with 20mm Opening
KIMBLE™ GL32 PBT Cap with 20mm Opening is a replacement part for the GL45 thread microfiltration adapter assembly. Made from autoclavable PBT, this cap features a 20mm opening and is compatible with GL45 threaded filtration assemblies.
DWK Life Sciences WHEATON™ Polypropylene Caps for S/T Bottles
WHEATON™ Polypropylene Caps for S/T Bottles are unlined, autoclavable closures designed for use with WHEATON™ Glass Diagnostic Screw Neck Bottles. Available in open-top and closed-top styles with a 20-400 screw thread, in black or white.
DWK Life Sciences KIMBLE™ Blue Polypropylene GL 45 Screw Thread Cap
KIMBLE™ Blue Polypropylene GL 45 Screw Thread Cap provides a secure, leak-resistant closure for GL 45 media bottles. Solid top polypropylene construction with internal molded seal rings; autoclavable to 140°C.
DWK Life Sciences DURAN™ Pouring Ring for Premium Screw Cap
DURAN™ Pouring Ring for Premium Screw Cap is a colorless PFA ring designed for use with the DURAN™ GL 45 Premium Screw Cap, enabling drip-free pouring. Offers wide temperature resistance from -196°C to +260°C and high chemical resistance.
DWK Life Sciences DURAN™ Laboratory Premium Caps
DURAN™ Laboratory Premium Caps are molded from dye-free polymer to minimise leaching risk, featuring a colorless PTFE-coated silicone seal for high leak tightness and a wide usable temperature range of -196°C to +260°C.
DWK Life Sciences DURAN™ GL 32 Screw Caps for Laboratory Glass Bottles
DURAN™ GL 32 Screw Caps for Laboratory Glass Bottles make it easy to distinguish between different media types at a glance. Available in multiple colours including blue, green, yellow and grey, these caps are compatible with DURAN™ laboratory glass bottles.
DWK Life Sciences DURAN™ GL 45 Pouring Rings For Screw Caps
DURAN™ GL 45 Pouring Rings For Screw Caps make it easy to distinguish between different media types. Available in blue, yellow, green and grey, these polypropylene pouring rings fit GL 45 threaded DURAN™ bottles and are sold in packs of 10.
DWK Life Sciences DURAN™ Stainless Steel Multiport GL 45 Connector Cap, from PBT, GL 45, with 2 Ports
DURAN™ Stainless Steel Multiport GL 45 Connector Cap, from PBT, GL 45, with 2 Ports. DURAN™ Stainless Steel Multiport GL 45 Connector Cap enables closed, sterile liquid transfer with GL 45 bottles. Features 316L stainless steel construction, freely rotating centre, autoclavable to 121°C, and a USP C
DWK Life Sciences DURAN™ GLS 80™ Screw Cap with Four Ports
The DURAN™ GLS 80™ Screw Cap with Four Ports provides a flexible, modular system for safe liquid and gas transfer within closed, sterile environments. Compatible with five tubing diameters (3.2 to 12.0 mm) and fully compatible with all GLS 80 threads.
DWK Life Sciences DURAN™ Membrane Venting GL Screw Cap, Blue PP, Welded-in ePTFE Membrane for Pressure Equalisation During Autoclaving
DURAN™ Membrane Venting GL Screw Cap, Blue PP, Welded-in ePTFE Membrane for Pressure Equalisation During Autoclaving allows safe steam sterilisation of media bottles. The 0.2μm ePTFE membrane enables sterile gas exchange and pressure equalisation while keeping bottle contents sterile.
DWK Life Sciences KIMBLE™ High Temperature Pour Ring
KIMBLE™ High Temperature Pour Ring is a durable, drip-free ETFE pour ring designed for use with KIMBLE™ 14395-series bottles and 26720-series flasks, rated to 180°C and recommended for use with the KIMBLE™ high temperature cap.