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 1231 BALLOONS FOR GAS SAMPLING, 1,5Liters Price on request H4-AXAAC HiSorb probe, DVB/CWR/PDMS, inert, standard length, pk 6 Price on request C-KITME01-2S Basic material emissions starter kit Price on request