Section 2 - HAZARDS IDENTIFICATION* * *

1 Safety Data Sheet Material Name 5% Fluorine in Argon SDS ID: 00244510 _____ Page 1 of 9 Issue Date 03/14/2014 Revision Print Date: 03/14/2014 * * * Section 1 - identification * * * Product Identifier: 5% Fluorine in Argon Recommended Use Nanotechnology Restrictions on Use None known. Manufacturer Information MATHESON TRI-GAS, INC. General Information: 1-800-416-2505 150 Allen Road, Suite 302 Emergency #: 1-800-424-9300 (CHEMTREC) Basking Ridge, NJ 07920 Outside the US: 703-527-3887 (Call collect) * * * Section 2 - HAZARDS identification * * * Classification in accordance with 29 CFR Oxidizing gas, Category 1 Gas under pressure, Compressed gas Acute Toxicity (Inhalation), Category 1 (95% unknown) Skin Corrosion / Irritation, Category 1 Serious Eye Damage/Eye Irritation, Category 1 Toxic to reproduction, Category 2 Specific Target Organ Toxicity - Single Exposure, Category 1 (kidneys, liver, and respiratory system)

2 Specific Target Organ Toxicity - Repeated Exposure, Category 1 (respiratory system and testes) GHS LABEL ELEMENTS Symbol(s) Signal Word DANGER Hazard Statement(s) May cause or intensify fire; oxidizer. Contains gas under pressure; may explode if heated Fatal if inhaled Causes severe skin burns and eye damage. Suspected of damaging fertility or the unborn child Causes damage to kidneys, liver, and respiratory system. Causes damage to respiratory system and testes through prolonged or repeated exposure.

3 Safety Data Sheet Material Name 5% Fluorine in Argon SDS ID: 00244510 _____ Page 2 of 9 Issue Date 03/14/2014 Revision Print Date: 03/14/2014 Precautionary Statement(s) Prevention Keep away from clothing and other combustible materials. Keep reduction valves free from grease and oil. Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Do not breathe gas. Use only outdoors or in a well-ventilated area. Wear respiratory protection.

4 Do not eat, drink or smoke when using this product. Wear protective gloves/clothing and eye/face protection. Use personal protective equipment as required. Wash thoroughly after handling. Response In case of fire, stop leak if safe to do so. IF exposed or concerned: Get medical advice/attention. IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Specific treatment is urgent, see first aid Section of Safety Data Sheet.

5 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Wash contaminated clothing before reuse. Immediately call a POISON CENTER or doctor/physician. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a POISON CENTER or doctor/physician. Storage Protect from sunlight.

6 Store in a well-ventilated place. Keep container tightly closed. Store locked up. Disposal Dispose of in accordance with applicable regulations. Hazard(s) Not Otherwise Classified May cause asphyxia. May cause frostbite upon sudden release of compressed gas. * * * Section 3 - COMPOSITION / INFORMATION ON INGREDIENTS* * * CAS Component Percent 7440-37-1 Argon 95 7782-41-4 Fluorine 5 Component Related Regulatory Information This product may be regulated, have exposure limits or other information identified as the following: Fluorides.

7 * * * Section 4 - FIRST AID MEASURES* * * Description of Necessary Measures Inhalation If adverse effects occur, remove to uncontaminated area. Give artificial respiration if not breathing. If breathing is difficult, oxygen should be administered by qualified personnel. Get immediate medical attention. Skin If frostbite or freezing occur, immediately flush with plenty of lukewarm water (105-115 F; 41-46 C). DO NOT USE HOT WATER. If warm water is not available, gently wrap affected parts in blankets. Get immediate medical attention.

8 Wash skin with soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get immediate medical attention. Thoroughly clean and dry contaminated clothing before reuse. Destroy contaminated shoes. Eyes Immediately flush eyes with plenty of water for at least 60 minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Then get immediate medical attention. Ingestion If swallowed, do not induce vomiting. Rinse mouth. Get immediate medical attention. Safety Data Sheet Material Name 5% Fluorine in Argon SDS ID: 00244510 _____ Page 3 of 9 Issue Date 03/14/2014 Revision Print Date.

9 03/14/2014 Most Important Symptoms/Effects Acute frostbite, suffocation, respiratory tract burns, skin burns, eye burns, mucous membrane burns, kidney damage, liver damage, respiratory system damage Delayed reproductive effects, respiratory system damage, effects on the testes Indication of Immediate Medical Attention and Special Treatment For inhalation, consider oxygen. Avoid gastric lavage or emesis. * * * Section 5 - FIRE FIGHTING MEASURES* * * Suitable Extinguishing Media water Unsuitable Extinguishing Media Do not use dry chemicals, carbon dioxide or halogenated extinguishing agents.

10 Specific HAZARDS Arising from the Chemical Negligible fire hazard. Oxidizer. May ignite or explode on contact with combustible materials. Containers may rupture or explode if exposed to heat. Hazardous Combustion Products Combustion: fluorinated compounds Fire Fighting Measures Move container from fire area if it can be done without risk. Cool containers with water spray until well after the fire is out. Do not get water inside container. Do not direct water at source of leak or safety devices; icing may occur.