Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: HEDTDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended M-SPFSC-250 SPF Sample Cutter and Mat, for high temp Micro-chamber Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request M-TSTIN Inserts, PTFE,pk 6 Price on request