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 1970-0007 O-RING-007 .145 ID x .070 W for LFS-113 (5 Requi Price on request SERLFP-5002 Spare charger, ACTI-VOC Price on request U-T14H2S-2S H2S cold trap, UNITY 2/xr Price on request