Vacuum closure Pin Back Catalog number: C-VAC-PIN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended TDL71_5L Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Price on request SERZ-1097 Spare tube assembly, ACTI-VOC Price on request M-SPGSC-120 Adjustable sprung spacer, for M-CTE120I,pk 6 Price on request