J&K Scientific 20 mm Silver Open Aluminum Crimp Caps with Natural PTFE/Silicone Septum (Pack of 100)

J&K Scientific’s crimp caps with PTFE/silicone septum are made of high-quality aluminum and can withstand temperatures up to 180°C and pressures of 600kPa, with safety release when pressure exceeds 45 psi. Compatible with 20 mm sample vials, these caps create a secure seal to ensure that they stay on and the integrity of the vial’s contents remain intact during volatile sample analysis. These caps are compatible with CTC Combi PAL (Varian, Gerstel, Shimadzu, ATAS), HP, Perkin Elmer, and Agilent and are suitable for a wide range of chromatography analysis methods. The centre opening has a diameter of 10mm to allow sample needles to penetrate the chemically resistant silicone septum without damage. These caps come packaged in a plastic pouch for cleanliness, as well as a box to ensure that they arrive undamaged. Available in: - White or natural color Compatible with 20mm headspace vials: - 905849, 968631, 923229 Catalog #: 969761

• Aluminum cap with PTFE closure and silicone septum for chemical resistant, suitable for headspace analysis
• Compatible with CTC instruments, autosamplers and robotic arm samplers, including Agilent/HP, Shimadzu
• Withstands temperature range of -40 – 180°C and pressures of 600kPa, with safety release when pressure exceeds 45 psi
• Suitable for use with bevelled neck 20 mm headspace vials, compatible with PerkinElmer closure system