239297Long injection life, pre-pierced for minimal coring. Maximum temperature 350 deg. C (except in the 17mm size – please see specification details). CRS Marathon (TM) septum typically achieves 400 injections without failure, when used with a rounded-tip (Agilent-style) needle and autosampler or needle guide. Marathon is ideal for standard manual-injection GC and GC/MS. CenterGuide (TM) design requires less force for initial penetration, for a smoother feel. Septum life may be enhanced in some applications by minimizing tearing and coring. Packaged in Glass Jar: 2 in. H x 1-1/2 in. W x 1-1/2 in. D; Weight: 55.0 g LIÊN HỆ:Email: firstname.lastname@example.orgĐiện thoại: +84 979 987 250..