1. Purge&Trap Concentrator 1) Cycle time: 17min. 2) Trap Furnace: Ambient to 350℃ 3) Tekmar Stratum Silcosteel dual trap concentrator 4) Control: computer, remote controller &PDA 5) sample Heater: Ambient to 90℃ 6) Electronic Mass Controller allows for use with either He or N2 2. Purge&Trap Autosampler 1) Water autosampler for Purge&trap Concentrator 2) Sample: 70 sample position 3) Standard loop size: 5, 10, 20, 25ml