Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Back Catalog number: TDL32_2L Availability: In the manufacturer's stock Price on request - + Recommended HEDTDL31_2L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Price on request C-EZVOCTG Easy-VOC TubeTAG Interface Price on request 1233 BALLOONS FOR GAS SAMPLING, 4Liters Price on request