Oxygen, Refrigerated Liquid USP UN1073 Produced by Air Liquefaction.  Dressel Welding Supply, Inc. York, PA www.dresselweldingsupply.com Always keep container in upright position. Secure all cylinders while in storage and in use. Warning: For emergency use only when administered by properly trained personnel for oxygen deficiency and resuscitation. For all other medical applications, Rx only. Caution: Federal law prohibits dispensing without a prescription.  Uninterrupted use of high concentrations of oxygen over a long duration, without monitoring its effect on oxygen content of arterial blood, may be harmful. Use only with pressure reducing equipment and apparatus designed for oxygen. Do not attempt to use on patients who have stopped breathing, unless used in conjunction with resuscitative equipment. CAS (7782-44-7) Warning: Extremely cold oxidizing liquid and gas under pressure. Vigorously accelerates combustion. Combustibles in contact with liquid oxygen may explode on ignition or impact. Can cause severe frostbite.  Keep oil, grease and combustibles away. Use only with equipment cleaned for oxygen service.  Store and use adequate ventilation.  Do not get liquid in eyes, on skin or clothing. For liquid withdrawal, wear face shield and gloves.  Do not drop. Use suitable hand truck for container movement.  Avoid spills. Do not walk on or roll equipment over spills. Cylinder temperature should not exceed 52 degrees C (125 degrees F). Close valve after each use and when empty.  Use in accordance with the Material Safety Data Sheet (MSDS).  In case of frostbite, obtain medical treatment immediately.  Do not remove this product label.