Drager Polytron 8000 fixed gas detector is a microprocessor based gas detector available for detecting more than 100 different gases. The Polytron 8000 is designed to satisfy all toxic and oxygen gas measurement applications and is simple and easy to use. - See more at: http://thorneandderrick.com/product/drager-polytron-8000-fixed-gas-detector/#sthash.b3pPgrO4.dpuf
