COMPRESSED GAS,OXIDIZING,N.O.S. (70% HELIUM USP,30% OXYGEN USP)UN3156 NON-FLAMMABLE GAS 2 OXIDIZER 5.1 834313 (03/05) OXYGEN CONTENT OVER 23.5% RX ONLY.CAUTION:FEDERAL LAW PROHIBITS DISPENSING WITHOUT PRESCRIPTION.WARNING:ADMINISTRATION OF THIS GAS MIXTURE MAY BE HAZARDOUS OR CONTRAINDICATED.FOR USE ONLY BY OR UNDER THE SUPERVISION OF A LICENSED PRACTITIONER WHO IS EXPERIENCED IN THE USE AND ADMINISTRATION OF GAS MIXTURES, AND IS FAMILIAR WITH THE INDICATIONS , EFFECTS, DOSAGES, METHODS, AND FREQUENCY AND DURATION OF ADMINISTRATION, AND WITH THE HAZARDS, CONTRAINDICATIONS AND SIDE EFFECTS AND THE PRECAUTIONS TO BE TAKEN.WARNING:HIGH PRESSURE OXIDIZING GAS. MAY VIGOROUSLY ACCELERATE COMBUSTION. STORE AND USE WITH ADEQUATE VENTILATION. KEEP OIL AND GREASE AWAY. USE ONLY WITH EQUIPMENT CLEANED FOR OXYGEN SERVICE AND RATED FOR CYLINDER PRESSURE. USE A BACK FLOW PREVENTIVE DEVICE IN THE PIPING. CYLINDER TEMPERATURE SHOULD NOT EXCEED 52'C (125'F). OPEN VALVE SLOWLY. CLOSE VALVE AFTER EACH USE AND WHEN EMPTY. USE IN ACCORDANCE WITH MATERIAL SAFETY DATA SHEET (MSDS). FIRST AID: IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. CALL A PHYSICIAN. HELIUM CAS:7440-59-7 OXYGEN CAS:7782-44-7 DO NOT REMOVE THIS LABEL. AIRGAS NATIONAL WELDERS 810 GESCO ST.* CHARLOTTE, NC 28208* 800-866-4422