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 P-00040 VOC-Mole assembly, 830mm,pk10 Price on request U-COV1516 Spare O-ring, black, for POD sampler (support body), pk 10 Price on request C-HSPVLP-6 HiSorb Septum Plug, pk 6 Price on request