harmful, irritant, dangerous for the environment
White crystals with a sharp, ammonia-like odor. Sublimes readily at room temperature, hygroscopic.
Solubility in water
1.2 (25 C)
1.14 g/cm3 (20 C)
Heat Of Vaporization
Catalyst in making urethane foams.
600 ppm at 20 C
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.
May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema. Inhalation of dust may cause respiratory tract irritation.
Causes severe skin irritation and possible burns.
Causes severe eye irritation and possible burns.
Contact with metals may evolve flammable hydrogen gas.
EC Risk Phrase
R 22 34
EC Safety Phrase
S 26 36/37/39 45
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam.
Upper exp. limit
Lower exp. limit
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Stable under normal temperatures and pressures.
Strong oxidizing agents, strong acids. Forms an explosive complex with hydrogen peroxide. Mixtures with carbon auto-ignite at 230C. Very exothermic reaction with cellulose nitrate.
Nitrogen oxides, carbon monoxide, carbon dioxide, nitrogen.
Fire may produce irritating, corrosive and/or toxic gases.
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