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 SERZ-1097 Spare tube assembly, ACTI-VOC Price on request OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request HEDTDL31_2L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Price on request