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 T-6EMP Empty cold trap, TT24-7 Price on request P-CP010 VOC-Mole cap assembly,pk10 Price on request OST-LENZ01341214 Silicone rubber sealings, Septa for GL 14, pk/100 Price on request