Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Back Catalog number: TDLC31Z_0.3L Availability: In the manufacturer's stock Price on request - + Recommended TDL71_6L Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Price on request POL32_5L Polyester gas sampling bag with PTFE dual-valve, 5L Price on request SERZ-1070 Spare bag sampling accessory, ACTI-VOC Price on request