Multi-layer gas sampling bags, PP valve (4.76mm), 1L Back Catalog number: HEDMBT71_1L Availability: In the manufacturer's stock Price on request - + Recommended H2-AXABC HiSorb probe, PDMS/CWR, inert, short version, pk 6 Price on request HEDDEV41_5L DEVEX sampling bags 5L, stopcock & septum Price on request C-POD-C010 Spare Cover, for POD sampler, pk 10 Price on request