DURAN® Screw Caps
SCHOTT North America, Inc.Full range of screw caps for glass laboratory bottles. Schott DURAN® Screw closures are available in sizes from GL14 through GLS 80 in a variety of plastics to meet your laboratory requirements.The blue polypropylene closures available in standard and tamper evident are ideal for use up to 140oC in sizes from GL25 to GLS 80. The red PBT closures in GL14 through GL45 sizes are for high temperature applications, rated to 180oC.…