Spare tube assembly, ACTI-VOC Back Catalog number: SERZ-1097 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended H4-AXABC HiSorb probe, DVB/CWR/PDMS, inert, short version, pk 6 Price on request U-T18325-2S EPA 325 cold trap, UNITY 2/xr and TD-100/xr Price on request U-T8CUS-2S cust packed cold trap, UNITY 2/xr and TD-100/xr Price on request