Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Back Catalog number: HEDTDLC31Z_0.3L Availability: In the manufacturer's stock Price on request - + Recommended U-RACK02 Maxi Rack (1 L to 6L canisters) Price on request OST-201-3421 Tube gas sampling 350, nozzle (GL14), septum Price on request P-00040 VOC-Mole assembly, 830mm,pk10 Price on request