Inquiry (采购产品): Oxygen sensor Dear sir, We need Metal oxide based oxygen senor for our research work. Pease give us the information about the oxygen sensor sensing mechanism and material to proceed further with you. **** Hidden Message ***** DurgaJanani Sivalingam 613402 IND Company: SASTRA University E-mail: durgajanani@gmail.com **** Hidden Message ***** durgajanani@gmail.com