... electro-chemical sensors Portable ozone output analyzer ozone gas detector NT 8313 Portable Ozone(O3)Gas DetectorNT-8313 ... staff from abuse and loss of production equipment.O3 detector adopts diffused detection methods; adopt Switzerland MEMBRAPOR electro- ... choice for handheld applications.GRI-8313 Series Portable O3 Gas Detector is widely used in Electronics ,petroleum ,petrochemical,chemical , ...