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 C-TAGKT TubeTAG starter kit (for SS tubes) Price on request HEDTDLC31Z_0.3L Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Price on request P-FORMR Brass impact former Price on request