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 M-SPC15-250 Collar spacer, alum 15mm, for M-CTE250I,pk 4 Price on request H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request C-TO17KIT TO-17 Starter Kit Price on request