Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Back Catalog number: HEDTDLC31Z_1.6L Availability: In the manufacturer's stock Price on request - + Recommended HEDDEV21_0.5L Devex bag with PC valve, 0,5L Price on request H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request C-TDKIT-01 Essential TD Starter Kit Price on request