Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended H2-AXAAC HiSorb probe, PDMS/CWR, inert, standard length, pk 6 Price on request HEDTDL31_5L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Price on request P-CPS20 Dowty seals, for VOC-Mole cap assembly,pk 20 Price on request