Inquiry (采购产品): filling medical gas cylinders Dear sir/madam I am contacting you on behalf of ORBIS, we do have medical gases cylinders (oxygen, nitrous oxide, carbon dioxide) that we want to fill up in phoenix. Please advise contact email for communication regarding this issue Regards Tarek A. Biomedical engineer tarek.arafat@orbis.org **** Hidden Message ***** Tarek Arafat 10018-6507 USA Company: ORBIS E-mail: tarek.arafat@orbis.org **** Hidden Message ***** tarek.arafat@orbis.org