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 C-VAC-PIN Vacuum closure Pin Price on request P-CP010 VOC-Mole cap assembly,pk10 Price on request RMK-0005 RoutMainten kit - TT24-7 Price on request