|CAS #: 7784-42-1||Arsenic trihydride
| UN #: 2188
| EINECS #: 232-066-3
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Extremely flammable. Gas/air mixtures are explosive. Explosive.||NO open flames, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting. Prevent build-up of electrostatic charges (e.g., by grounding) if in liquid state. Do NOT expose to friction or shock.||Shut off supply; if not possible and no risk to surroundings, let the fire burn itself out. In other cases extinguish with powder, carbon dioxide. In case of fire: keep cylinder cool by spraying with water. Combat fire from a sheltered position.|
|AVOID ALL CONTACT! IN ALL CASES CONSULT A DOCTOR!|
|SYMPTOMS||ACUTE HAZARDS||FIRST AID|
|Inhalation||Abdominal pain. Confusion. Dizziness. Headache. Nausea. Shortness of breath. Vomiting. Weakness. Symptoms may be delayed. See Notes.||Use ventilation, local exhaust or breathing protection.||Fresh air, rest. Refer for medical attention.|
|Skin||ON CONTACT WITH LIQUID: FROSTBITE.||Cold-insulating gloves. Protective clothing.||ON FROSTBITE: rinse with plenty of water, do NOT remove clothes. Refer for medical attention .|
|Eyes||ON CONTACT WITH LIQUID: FROSTBITE.||Wear face shield or eye protection in combination with breathing protection.||First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.|
|Ingestion||Do not eat, drink, or smoke during work.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Evacuate danger area! Consult an expert! Remove all ignition sources. NEVER direct water jet on liquid. Do NOT let this chemical enter the environment. Personal protection: gas-tight chemical protection suit including self-contained breathing apparatus.||
According to UN GHS Criteria
|Fireproof if in building. Cool. Ventilation along the floor.|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|Occupational exposure limits|
|TLV: 0.05 ppm as TWA|
|It is strongly advised not to let the chemical enter into the environment.|
|The symptoms of poisoning do not become manifest until a few hours or even days have passed.
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Turn leaking cylinder with the leak up to prevent escape of gas in liquid state.
Also consult ICSC 0013 Arsenic.
TLV: Intended change: 0.005 ppm A4 (not classifiable as a human carcinogen).
Symbol: F+, T+, N; R: 12-26-48/20-50/53; S: (1/2)-9-16-28-33-36/37-45-60-61
|All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.|
See Also: Toxicological Abbreviations Arsine (PIM 044)