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Section 2. Hazards Identification OSHA/HCS Status : This Material Is Considered Hazardous by the OSHA Hazard Communication Standard (29 CFR 1910.1200)

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Section 2. Hazards Identification OSHA/HCS Status : This Material Is Considered Hazardous by the OSHA Hazard Communication Standard (29 CFR 1910.1200) SAFETY DATA SHEET Flammable Liquid Mixture: 2,2-Dimethylbutane / Decane / Dodecane / Ethane / Heptane / Hexane / Isobutane / Isopentane / Methane / N-Butane / N-Pentane / Nonane / Octane / Propane / Undecane Section 1. Identification GHS product identifier : Flammable Liquid Mixture: 2,2-Dimethylbutane / Decane / Dodecane / Ethane / Heptane / Hexane / Isobutane / Isopentane / Methane / N-Butane / N-Pentane / Nonane / Octane / Propane / Undecane Other means of : Not available. identification Product use : Synthetic/Analytical chemistry. SDS # : 018704 Supplier's details : Airgas USA, LLC and its affiliates 259 North Radnor-Chester Road Suite 100 Radnor, PA 19087-5283 1-610-687-5253 24-hour telephone : 1-866-734-3438 Section 2. Hazards identification OSHA/HCS status : This material is considered hazardous by the OSHA Hazard Communication Standard (29 CFR 1910.1200). Classification of the : FLAMMABLE LIQUIDS - Category 1 substance or mixture SKIN CORROSION/IRRITATION - Category 2 TOXIC TO REPRODUCTION (Fertility) - Category 2 TOXIC TO REPRODUCTION (Unborn child) - Category 2 SPECIFIC TARGET ORGAN TOXICITY (SINGLE EXPOSURE) (Narcotic effects) - Category 3 SPECIFIC TARGET ORGAN TOXICITY (REPEATED EXPOSURE) - Category 2 AQUATIC HAZARD (ACUTE) - Category 1 AQUATIC HAZARD (LONG-TERM) - Category 1 GHS label elements Hazard pictograms : Signal word : Danger Hazard statements : Extremely flammable liquid and vapor. May form explosive mixtures in Air. Causes skin irritation. Suspected of damaging fertility or the unborn child. May cause drowsiness and dizziness. May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life with long lasting effects. Precautionary statements General : Read label before use. Keep out of reach of children. If medical advice is needed, have product container or label at hand. Date of issue/Date of revision : 10/20/2016 Date of previous issue : No previous validation Version : 1 1/16 Flammable Liquid Mixture: 2,2-Dimethylbutane / Decane / Dodecane / Ethane / Heptane / Hexane / Isobutane / Isopentane / Methane / N-Butane / N- Pentane / Nonane / Octane / Propane / Undecane Section 2. Hazards identification Prevention : Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Wear protective gloves. Wear eye or face protection. Wear protective clothing. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Use explosion-proof electrical, ventilating, lighting and all material-handling equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Keep container tightly closed. Use only outdoors or in a well-ventilated area. Avoid release to the environment. Do not breathe vapor. Wash hands thoroughly after handling. Response : Collect spillage. Get medical attention if you feel unwell. IF exposed or concerned: Get medical attention. IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or physician if you feel unwell. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower. IF ON SKIN: Wash with plenty of soap and water. Take off contaminated clothing and wash it before reuse. If skin irritation occurs: Get medical attention. Storage : Store locked up. Store in a well-ventilated place. Keep cool. Disposal : Dispose of contents and container in accordance with all local, regional, national and international regulations. Hazards not otherwise : None known. classified Section 3. Composition/information on ingredients Substance/mixture : Mixture Other means of : Not available. identification CAS number/other identifiers CAS number : Not applicable. Product code : 018704 Ingredient name % CAS number heptane 25 - 65 142-82-5 N-Butane 0.0001 - 50 106-97-8 n-pentane 10 - 20 109-66-0 n-hexane 10 - 15 110-54-3 octane 2.5 - 10 111-65-9 isopentane 2.5 - 10 78-78-4 isobutane 0.0001 - 10 75-28-5 Nonane 2.5 - 5 111-84-2 decane 4 - 5 124-18-5 undecane 2.5 - 3 1120-21-4 2,2-dimethylbutane 1 - 2 75-83-2 dodecane 1 - 1.5 112-40-3 Propane 0.0001 - 0.9999 74-98-6 methane 0.0001 - 0.9999 74-82-8 ethane 0.0001 - 0.9999 74-84-0 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. Date of issue/Date of revision : 10/20/2016 Date of previous issue : No previous validation Version : 1 2/16 Flammable Liquid Mixture: 2,2-Dimethylbutane / Decane / Dodecane / Ethane / Heptane / Hexane / Isobutane / Isopentane / Methane / N-Butane / N- Pentane / Nonane / Octane / Propane / Undecane 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. Inhalation : Remove victim to fresh air and keep at rest in a position comfortable for breathing. If it is suspected that fumes are still present, the rescuer should wear an appropriate mask or self-contained breathing apparatus. 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 necessary, call a poison center or physician. 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. Continue to rinse for at least 10 minutes. Get medical attention. Wash clothing before reuse. Clean shoes thoroughly before reuse. Ingestion : Wash out mouth with water. Remove dentures if any. Remove victim to fresh air and keep at rest in a position comfortable for breathing. If material has been swallowed and the exposed person is conscious, give small quantities of water to drink. Stop if the exposed person feels sick as vomiting may be dangerous. Do not induce vomiting unless directed to do so by medical personnel. If vomiting occurs, the head should be kept low so that vomit does not enter the lungs. Get medical attention. If necessary, call a poison center or physician. 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. Most important symptoms/effects, acute and delayed Potential acute health effects Eye contact : No known significant effects or critical hazards. Inhalation : Can cause central nervous system (CNS) depression. May cause drowsiness and dizziness. Skin contact : Causes skin irritation. Frostbite : Try to warm up the frozen tissues and seek medical attention. Ingestion : Can cause central nervous system (CNS) depression. Over-exposure signs/symptoms Eye contact : Adverse symptoms may include the following:, pain or irritation, watering, redness Inhalation : Adverse symptoms may include the following:, nausea or vomiting, headache, drowsiness/fatigue, dizziness/vertigo, unconsciousness, reduced fetal weight, increase in fetal deaths, skeletal malformations Skin contact : Adverse symptoms may include the following:, irritation, redness, reduced fetal weight, increase in fetal deaths, skeletal malformations Ingestion : Adverse symptoms may include the following:, reduced fetal weight, increase in fetal deaths, skeletal malformations 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. Protection of first-aiders : No action shall be taken involving any personal risk or without suitable training. If it is suspected that fumes are still present, the rescuer should wear an appropriate mask or self-contained breathing apparatus. It may be dangerous to the person providing aid to give mouth-to-mouth resuscitation. See toxicological information (Section 11) Date of issue/Date of revision : 10/20/2016 Date of previous issue : No previous validation Version : 1 3/16 Flammable Liquid Mixture: 2,2-Dimethylbutane / Decane / Dodecane / Ethane / Heptane / Hexane / Isobutane / Isopentane / Methane / N-Butane / N- Pentane / Nonane / Octane / Propane / Undecane Section 5. Fire-fighting measures Extinguishing media Suitable extinguishing : Use dry chemical, CO₂, water spray (fog) or foam. media Unsuitable extinguishing : Do not use water jet. media Specific hazards arising : Extremely flammable liquid and vapor. In a fire or if heated, a pressure increase will from the chemical occur and the container may burst, with the risk of a subsequent explosion. Runoff to sewer may create fire or explosion hazard. This material is very toxic to aquatic life with long lasting effects. Fire water contaminated with this material must be contained and prevented from being discharged to any waterway, sewer or drain. Hazardous thermal
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