PACKAGE LABEL.PRINCIPAL DISPLAY PANEL.

PurityPlus Specialty Gases by A-OX Welding SupplyCompressed gas, n.o.s. (Oxygen, Helium)UN1956PPG HEOX20K Part NumberMedical Gas Mixture20 Percent Oxygen, USP CAS: 7782-44-7Balance Helium, USP CAS: 7440-59-7Rx onlyWARNING: Administration of this gas mixture may be hazardous or contraindicated. For use only by or under the supervision of 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 CONTAINS GAS UNDER PRESSURE; MAY EXPLODE IF HEATED.Do not handle until all safety precautions have been read and understood. Use and store only outdoors or in well-ventilated place. Use back flow preventive device in the piping. Use only with equipment of compatible materials of construction and rated for cylinder pressure. Close valve after each use and when empty. Protect from sunlight when ambient temperature exceeds 52 degrees (125 degrees F). Read and follow the Safety Data Sheet (SDS) before use.FIRST AID: IF ACCIDENTLY INHALED: Remove person to fresh air and keep comfortable for breathing. Get medical advice/attention.DO NOT REMOVE THIS PRODUCT LABELFor Medical Use Only.Ver. 3.90A-OX Welding Supply Co.101 N. Harlem Ave.Sioux Falls, SD 57104605.336.1125 heliox twenty.