Kimble® KIMAX® Black Phenolic Screw Caps with PTFE/White Rubber Liner

KIMAX® phenolic screw thread closure with a PTFE-faced white rubber liner is made of a special black phenolic material (wood filled) that is very resistant to the effects of temperature and steam encountered in autoclaving. Designed from ASTM Specification E982. Use with Kimble® KIM-73785 disposable centrifuge tubes. Autoclavable.