Inquiry (采购产品): Medical gases hoses EN 739 Dear Sir, Please inform us about your best prices concerning antistatic and antitoxic pipes made for medical gases, Vacuum (yellow) – Oxygen (white) – Air (black) according to EN 739. - Oxygen tube … 3.000mt - Vacuum tube … 2.000mt - Air tube … 2.000mt. Also please send us your certificates (CE, ISO and other needed) , brochures of the needed products. Please send the offer in Euros(