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 TDL71_0.5L Tedlar PVF Gas Sampling Bag with PP valve, 0,5L Price on request M-MCHOR O-Ring, micro-chamber pan seal, for M-CTE120I,pk 6 Price on request U-T1KORI Empty cold trap, KORI-xr Price on request