Red screw cap for lab. bottles with ISO thread, GL 45, PBTB with silicone ring PTFE-covered, 5 pcs

Caps and pouring rings of different colors for a better identification of the samples. PP caps and pouring rings have a thermal resistance up to 140ºC. PBTB caps with PTFE-coated silicone gasket and ETFE pouring rings can be used up to 200ºC, and have a higher chemical resistance than PP

reference: SBGP-A02-005, screw: GL 45, composition: PBTB/PTFE, description: red cap, pcs/pack: 5