SAFETY DATA SHEET - Airgas

1 nitrogen , Refrigerated LiquidLIN, Cryogenic Liquid nitrogen , Liquid nitrogen , Liquid nitrogen NF, Liquid nitrogen FGLiquefied gasSAFETY data SHEETGHS product identifierOther means of identificationProduct typeSection 1. Identification:::Chemical name: nitrogen , REFRIGERATED LIQUIDS upplier's details: nitrogen , Refrigerated LiquidProduct use:Synthetic/Analytical :LIN, Cryogenic Liquid nitrogen , Liquid nitrogen , Liquid nitrogen NF, Liquid nitrogen FGSDS #:001188 Airgas USA, LLC and its affiliates259 North Radnor-Chester RoadSuite 100 Radnor, PA 19087-52831-610-687-52531-866-734-3438:2 4-hour telephoneSection 2.

2 Hazards identificationGASES UNDER PRESSURE - Refrigerated liquefied gasClassification of the substance or mixture:Signal word:WarningHazard statements:Contains refrigerated gas; may cause cryogenic burns or pictograms:Precautionary statementsPrevention:Wear cold insulating gloves and face and store only outdoors or in a well ventilated :Thaw frosted parts with lukewarm water. Do not rub affected area. Get immediate medical advice or :Not label elementsGeneral:Hazards not otherwise classified:OSHA/HCS status:This material is considered hazardous by the OSHA Hazard Communication Standard (29 CFR ).

3 May cause displace oxygen and cause rapid and follow all SAFETY data Sheets (SDS S) before use. Read label before out of reach of children. If medical advice is needed, have product container or label at hand. Close valve after each use and when empty. Use equipment rated for cylinder pressure. Do not open valve until connected to equipment prepared for a back flow preventative device in the piping. Use only equipment of compatible materials of construction. Always keep container in upright position. Do not change or force fit connections. Avoid spills. Do not walk or roll equipment over can cause burns similar to of issue/Date of revision:5/6/2020 Date of previous issue:5/1/2020 , Refrigerated LiquidSection 3.

4 Composition/information on ingredientsNITROGEN, REFRIGERATED LIQUID1007727-37-9 Ingredient nameCAS number%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 name: nitrogen , REFRIGERATED LIQUIDO ther means of identification:LIN, Cryogenic Liquid nitrogen , Liquid nitrogen , Liquid nitrogen NF, Liquid nitrogen FGCAS number:7727-37-9 Substance/mixtureCAS number/other identifiers:Occupational exposure limits, if available, are listed in Section concentration shown as a range is to protect confidentiality or is due to batch code:001188 Remove victim to fresh air and keep at rest in a position comfortable for breathing.

5 Get medical attention if adverse health effects persist or are severe. Ingestion of liquid can cause burns similar to frostbite. If frostbite occurs, get medical attention. Never give anything by mouth to an unconscious person. 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. As this product rapidly becomes a gas when released, refer to the inhalation flush eyes with plenty of water, occasionally lifting the upper and lower eyelids. Check for and remove any contact lenses.

6 Continue to rinse for at least 10 minutes. Get medical attention if irritation contaminated skin with soap and water. Remove contaminated clothing and shoes. Get medical attention if symptoms occur. In case of contact with liquid, warm frozen tissues slowly with lukewarm water and get medical attention. Do not rub affected area. Wash clothing before reuse. Clean shoes thoroughly before 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.

7 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. In case of inhalation of decomposition products in a fire,symptoms may be delayed. The exposed person may need to be kept under medical surveillance for 48 4. First aid measuresEye contactSkin contactInhalationIngestion::::Descriptio n of necessary first aid measuresMost important symptoms/effects, acute and delayedInhalation:No known significant effects or critical of liquid can cause burns similar to frostbite.

8 :IngestionSkin contact:Extremely cold material. Dermal contact with rapidly evaporating liquid could result in freezing of the tissues or cold material. Liquid can cause burns similar to frostbite.:Eye contactOver-exposure signs/symptomsInhalationNo specific data .:Eye contact:Adverse symptoms may include the following:, frostbitePotential acute health effectsFrostbite:Try to warm up the frozen tissues and seek medical of issue/Date of revision:5/6/2020 Date of previous issue:5/1/2020 , Refrigerated LiquidSection 4. First aid measuresProtection of first-aiders:No action shall be taken involving any personal risk or without suitable training.

9 It may be dangerous to the person providing aid to give mouth-to-mouth to physician:In case of inhalation of decomposition products in a fire, symptoms may be exposed person may need to be kept under medical surveillance for 48 treatments:No specific contactIngestionAdverse symptoms may include the following:, frostbiteAdverse symptoms may include the following:, frostbite::See toxicological information (Section 11)Indication of immediate medical attention and special treatment needed, if necessarySection 5. Fire-fighting measuresPromptly isolate the scene by removing all persons from the vicinity of the incident if there is a fire.

10 No action shall be taken involving any personal risk or without suitable training. Contact supplier immediately for specialist advice. Move containers from fire area if this can be done without risk. Use water spray to keep fire-exposed containers thermal decomposition productsSpecific hazards arising from the chemicalDecomposition products may include the following materials: nitrogen oxidesContains gas under pressure. Contains refrigerated gas. In a fire or if heated, a pressure increase will occur and the container may burst or should wear appropriate protective equipment and self-contained breathing apparatus (SCBA) with a full face-piece operated in positive pressure mode.