Red pouring ring for GL45, PBTB, 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-A04-005, screw: GL 45, composition: ETFE, description: red pouring ring, pcs/pack: 5