15-425 Cap,Open,PP,Blk,PTFE/Sil Lnr Slit, 1 Case

15-425 Black Polypropylene Open-Top Cap with PTFE Silicone Liner with Slit (Case of 1000)
 
WHEATON? Polypropylene, Open Top, Screw Cap
 
Open top caps provide access with a syringe
Polypropylene caps have a bonded PTFE faced silicone liner making them ideal for storage and retrieval of volatile solvents, sensitive compounds and corrosive chemicals
Liners consist of 0.055" (1.4 mm) of silicone and 0.005" (0.14 mm) of PTFE
Autoclavable