Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended OST-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request OST-LENZ01341214 Silicone rubber sealings, Septa for GL 14, pk/100 Price on request HEDMBT71_1L Multi-layer gas sampling bags, PP valve (4.76mm), 1L Price on request