Multi-layer gas sampling bags, PP valve (4.76mm), 1L Back Catalog number: MBT71_1L Availability: In the manufacturer's stock Price on request - + Recommended U-COV1517 Spare O-ring, brown, for POD sampler (diffusive body), pk 20 Price on request U-RACK02 Maxi Rack (1 L to 6L canisters) Price on request 632443606150 Vzorkovnice na plyny s jednocest. + trojcest. koho Price on request