GL45 Red Open Top High Temperature (180°C) PBT Scr
Corning The red Corning® open top polybutylene terephthalate (PBT) high temperature caps have a GL45 thread and are designed to be used with piercible silicone septa (sold separately, see No. 1395-45SS or 1395-45TS). They can be dry heat sterilized at up to 180°C. - COG
