Inquiry (采购产品): Gas Leak Detector Model 21-070 Hi, I am interested in the " Gas leak detector Model 21-070". I would like to know the price of the same. Thank you. Regards, Dr. Rajesh M Kamble **** Hidden Message ***** Rajesh Kamble PA 19104 USA Company: Univ. of Pennsylvania Title: Dr Phone: 215-662-7552 E-mail: mraj@sas.upenn.edu **** Hidden Message ***** mraj@sas.upenn.edu