Silicone rubber sealings, Septa for GL 14, pk/100 Back Catalog number: OST-LENZ01341214 Availability: In the manufacturer's stock Price on request - + Recommended TDL71_10L Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Price on request C-POD-KIT01-5TD POD Starter Kit: Carbograph 5TD Price on request C-POD-1XX POD Cartridge, Carbopack X, pk 10 Price on request