H2S cold trap, UNITY 2/xr Back Catalog number: U-T14H2S-2S Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR250HT O-Ring, micro-chamber pan seal,pk 4 Price on request OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request H3-AXABC HiSorb probe, PDMS/DVB, inert, short version, pk 6 Price on request