Caps and Closures

Caps and Closures

GL screw caps

Polypropylene, inner sealing lip, autoclavable up to 140 °C, different colours
PTFE/silicone liner, 32 mm and 45 mm
Screwcap for high temperatures, PTFE/silicone liner, -196 °C to +260 °C, clear, USP Class VI, EP and FDA compliant
Cap with Μm PTFE membrane, autoclavable
PP Open top polypropylene caps for use with PFTE/silicone septa or access port assemblies
Pouring rings for GL32 and GL45 available

KAP-UTS™ disposable closures

For culture tubes and flasks with DeLong® style necks
Manufactured from nontoxic polypropylene, autoclavable
Seven colours and six sizes from 13 mm to 38 mm inner diameter
Same evaporation and sterility characteristics as stainless steel closures
Moulded pressure fins for firm grip
Autoclavable up to 140 °C

Phenolic screw caps (bakelite) with liner

Screw caps with white rubber or PTFE bonded liner
Long cap design reduces risk of cross contamination
Autoclavable (steam sterilization)

Silicone sponge closures

Sealed-in silicone sponge filter is ideal for aerobic cultures
Flanged to fit snugly over outside of vessel necks
Withstand dry heat sterilization up to 180 °C

Silicone sponge plugs

Tapered silicone sponge with smooth exterior for tight seal
Extra long for easy insertion and removal

Stainless steel closure

For culture tubes and flasks with DeLong® style necks
Manufactured from 305 stainless steel
With finger grips for firm fit
Withstand dry heat sterilization and autoclaving

further information on the Bellco caps (PDF)

Contact Person

Dr. Kevin Denkmann

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