Chestertown, MD 21620

SECTION 2: Hazards identification

Overview

Principle Routes of Exposure

Inhalation Skin POISON! DANGER! CORROSIVE. May be fatal if swallowed or inhaled. Mist and vapor cause burns to every area of contact. Vapor and liquid are corrosive to eyes, respiratory system, and skin. HMIS Hazard (Scale 4 = Extreme, 3 = High, 2 = Moderate, 1 = Slight, 0 = Least) Health: 3 Flammability: 1 Reactivity: 2 Carcinogenicity: None Other Health Related Comments: Ammonium hydroxide investigated as a mutagen; ammonia vapor as both a tumorigen and mutagen. 4. First Aid Measures Eye Contact: Immediately flush with water for 15 minutes. Call a doctor. Skin Contact: Immediately flush skin with lots of water for 15 minutes while removing contaminated clothing. Ingestion: Do not induce vomiting. Drink lots of water. Follow with dilute vinegar or fruit juice. Call a doctor immediately Inhalation: Move to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen. Call doctor 1 6537

Product definition

Ammonium Hydroxide, Conc 5. Fire Fighting Measures Flash Point: N/A LEL 16% UEL 25% Fire Rating Extinguishing Media: Water spray Special Fire Fighting Procedures: Wear protective equipment and self-contained breathing apparatus. Hazardous Combustion and/or Decomposition Products: Ammonia, NOx Unusual Fire & Explosion Hazard: Gives off flammable vapors which may form explosive mixture with air. Flammable vapors may acumulate in confined spaces. Vapors are sensitive to static charge. Closed containers exposed to heat may explode. 6. Accidental Release Measures Ventilate area. Wear respirator with ammonia cartridge; Neoprene or Nitrile gloves. Dilute spill with water & neutralize with dilute hydrochloric acid. Mop up and flush to drain with excess water. 7. Handling & Storage Store out of direct sunlight. Store tightly closed in cool (below 25 deg C), well-ventilated area away from such incompatible materials as strong acids, bleaches. 8. Exposure Controls/Personal Protection Ventilation A system of local and/or general exhaust is recommended. Protection When Handling Gloves Eye Protection Lab Coat Work/Hygienic Practices: Use only with good ventilation (fume hood). Avoid contact with eyes, skin, clothing. Avoid inhalation of vapor. 9. Physical & Chemical Properties Appearance: Colorless Clear Liquid Boiling Point: ca. 36 deg C Melting Point: (-)72 deg C pH: 14 Odor: Pungent, ammonia Vapor Density: 0.6(Air=1) Solubility in Water: Soluble Vapor Pressure: 115 mm @20deg C 10. Stability & Reactivity Stable: Yes Conditions to Avoid: Heat, light, sources of ignition. Materials to Avoid: Acids, metals, bleaches, silver nitrate. Hazardous Decomposition Products: Ammonia, NOx 2 6537 Ammonium Hydroxide, Conc Ammonium Hydroxide, Conc Silver Nitrate, 0.0141N Chestertown, MD 21620

TOXICOLOGICAL INFORMATION

Oral rat LD50: 350 mg/kg for ammonium hydroxide. Eye, rabbit, standard Draize, 250 ug. (Severe). Investigated as a mutagen. Target Organs: Lungs, Corrosive to all body parts

ECOLOGICAL INFORMATION

Environmental Fate: This material is not expected to significantly bioaccumulate.

Disposal

Considerations Carefully neutralize with 6M Hydrochloric Acid. Then flush down drain with excess water. Dispose according to federal, state and local regulations. 14. Transport Information Proper Shipping Name: AMMONIA SOLUTIONS (10-35% Ammonia) Hazard Class/Div: 8 UN 2672 Packing Group: III 15. Regulatory Information Chemical Inventory Status USA Europe ---Canada--- Australia Japan Ingredient TSCA EC DSL NDSL Ammonium Hydroxide (28-30% Yes No Yes ammonia, NH3) Water to 100% Federal, State, & International Regulations ---SARA 302--- - -------- SARA 313 --------- RCRA TSCA Ingredient RQ

Hazard categories

Code Schedule

Further information

Prepared By: IP Revised:6/20/2005 4 MSDS Material Safety Data Sheet PO Box 329 • 802 Washington Avenue • Chestertown, MD 21620 • USA Telephone Number For Information 410-778-3100 24 Hour Emergency Number (CHEM-TEL) USA, Canada, Puerto Rico 800-255-3924; Outside North American continent: 813-248-0585 (call collect) 1. Product Identification Manufactured By: LaMotte Company Product Code: 6346 802 Washington Avenue