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Helium Section 3. Composition/information on ingredients Substance/mixture Substance Chemical name Helium Other means of helium (dot); Helium-4; He; o-Helium; UN 1046,Helium USP identification Product code 001025 CAS number/other identifiers CAS number 7440-59-7 Ingredient name % CAS number Helium 100 7440-59-7 Any concentration shown as a range is to protect confidentiality or is due to batch variation. There are no additional ingredients present which, within the current knowledge of the supplier and in the concentrations applicable, are classified as hazardous to health or the environment and hence require reporting in this section. Occupational exposure limits, if available, are listed in Section 8. Section 4. First aid measures Description of necessary first aid measures Eye contact Immediately flush eyes with plenty of water, occasionally lifting the upper and lower eyelids. Check for and remove any contact lenses. Continue to rinse for at least 10 minutes. Get medical attention if irritation occurs. Inhalation Remove victim to fresh air and keep at rest in a position comfortable for breathing. If not breathing, if breathing is irregular or if respiratory arrest occurs, provide artificial respiration or oxygen by trained personnel. It may be dangerous to the person providing aid to give mouth-to-mouth resuscitation. Get medical attention if adverse health effects persist or are severe. If unconscious, place in recovery position and get medical attention immediately. Maintain an open airway. Loosen tight clothing such as a collar, tie, belt or waistband. Skin contact Flush contaminated skin with plenty of water. Remove contaminated clothing and shoes. Get medical attention if symptoms occur. Wash clothing before reuse. Clean shoes thoroughly before reuse. Ingestion As this product is a gas, refer to the inhalation section. Most important symptoms/effects, acute and delayed Potential acute health effects Eye contact Contact with rapidly expanding gas may cause burns or frostbite. Inhalation No known significant effects or critical hazards. Skin contact Contact with rapidly expanding gas may cause burns or frostbite. Frostbite Try to warm up the frozen tissues and seek medical attention. Ingestion As this product is a gas, refer to the inhalation section. Over-exposure signs/symptoms Eye contact No specific data. Inhalation No specific data. Skin contact No specific data. Ingestion No specific data. Indication of immediate medical attention and special treatment needed, if necessary Notes to physician Treat symptomatically. Contact poison treatment specialist immediately if large quantities have been ingested or inhaled. Specific treatments No specific treatment. Date of issue/Date of revision :112712021 Date of previous issue :4/23/2018 Version :1.02 2110