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| TYPES OF HAZARD / EXPOSURE | ACUTE HAZARDS / SYMPTOMS | PREVENTION | FIRST AID / FIRE FIGHTING |
| FIRE |
Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.
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In case of fire in the surroundings: use appropriate extinguishing media.
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| EXPLOSION |
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| EXPOSURE |
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| Inhalation |
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Local exhaust or breathing protection.
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Fresh air, rest.
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| Skin |
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Protective gloves.
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Rinse skin with plenty of water or shower.
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| Eyes |
Redness. Pain.
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Safety goggles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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| Ingestion |
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Do not eat, drink, or smoke during work.
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Rinse mouth.
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| SPILLAGE DISPOSAL | PACKAGING & LABELLING | |||||||
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Sweep spilled substance into covered containers. Then wash away with plenty of water. Personal protection: P2 filter respirator for harmful particles.
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EU Classification UN Classification | |||||||
| EMERGENCY RESPONSE | SAFE STORAGE | |||||||
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Dry. Well closed. Separated from strong oxidants, acids.
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| IMPORTANT DATA | |||
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PHYSICAL STATE; APPEARANCE: COLOURLESS TO WHITE HYGROSCOPIC CRYSTALLINE POWDER CHEMICAL DANGERS: The substance decomposes on heating above 160°C producing ammonia, nitrogen oxides and sulfur oxides. The solution in water is a weak acid. Attacks mild steel. Contact with hot water may cause formation of large amounts of steam. Reacts with acids and strong oxidants. OCCUPATIONAL EXPOSURE LIMITS: TLV: 10 mg/m³ as TWA; (ACGIH 2004). MAK: IIb, value not established but data is available (DFG 2004). |
INHALATION RISK: A harmful concentration of airborne particles can be reached quickly on spraying or when dispersed, especially if powdered. EFFECTS OF SHORT-TERM EXPOSURE: The substance is irritating to the eyes. | ||
| PHYSICAL PROPERTIES | |||
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Boiling point (decomposes): 160°C Melting point: 131°C Relative density (water = 1): 1.8 Solubility in water: very good Vapour pressure, Pa at 20 °C: negligible |
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| ENVIRONMENTAL DATA | |||
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| NOTES | |||
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| ADDITIONAL INFORMATION | |||
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| © IPCS, CEC 2004 | |||
See Also:
Toxicological Abbreviations