Page 39 - Handbook of Hazardous Chemical Properties

ARSENIC DISULFIDE 29
zinc oxide powder on hands and other skin areas; rubber gloves; Bu. Mines approved dust respirator;
Symptoms Following Eqosure: Ingestion causes irritations of stomach, weakness, other gastrointestinal
symptoms. Overdose can cause arsenic poisoning, but symptoms are delayed; General Trement for
Exposure: Get medical attention after all exposures to this compound. Be alert for arsenic poisoning
symptoms. SKIN: wash well with soap and water. INGESTION: induce vomiting; drink freely lime
water, milk, or raw egg; give a cathartic; Toxicity by Inhalation (ThreshoMLimit Value): 0.5 mg/m3
as arsenic; Short-Ten Exposure Limits: Data not available; Toxicity by Ingestion: Grade 4; oral LD,,
48 mglkg (young rats); Late Toxicity: Arsenic compounds may be carcinogenic; Vapor (Gas) Irritant
Characteristics: Vapors are nonirritating to eyes and throat; Liquid or Solid Irritant Characteristics:
Minimum hazard. If spilled on clothing and allowed to remain, may cause smarting and reddening of
the skin; Odor Threshold Odorless.
Fire Hazards - Flash Point: Not flammable; Flammable Limits in Air (5%): Not flammable; Fire
Extinguishing Agents: Not pertinent; Fire Extinguishing Agents Not To Be Used: Not pertinent; Special
Hazards of Combustion Products: Not pertinent; Behavior in Fire: Not pertinent; Ignition Temperature:
Not pertinent; Electrical Hazard Not pertinent; Burning Rate: Not pertinent.
Chemical Reactivity - Reactivity with Water: No reaction; Reactivity with Common Materials: Will
corrode metal and give off toxic arsine gas; Stability During Transport: Stable; Neutralizing Agents for
Acids and Caustics: Flush with water and rinse with sodium bicarbonate or lime solution;
Polymerization: Not pertinent; Inhibitor of Polymerizm.on: Not pertinent.

ARSENIC DISULFIDE
Chemical Designations - Synonyms: Realgar; Red Arsenic Glass; Red Arsenic Sulfide; Red Ointment;
Ruby Arsenic; Chemical Fornula: As&
Observable Characteristics - Physical State (as normally shipped): Solid; Color: Red-brown; Odor:
None.
Physical and Chemical Properties - Physical State at 15 “c and I atm.: Solid; Molecular Weight:
214; Boiling Point at I m. : 1.049, 565, 838; Freezing Point: 585, 307, 580; Critical Temperature:
Not pertinent; Critical Pressure: Not pertinent; Specific Gravity: 3.5 at 20°C (solid); Vqor [Gas)
Demity: Not pertinent; Ratio of Specific Heats of Vapor (Gas): Not pertinent; Latent Heat of
Vaporization: Not pertinent; Heat of Combustion: Not pertinent; Heat of Decomposition: Not pertinent.
Health Hazards Information - Recommended Personal Protective Equipment: Approved respirator;
goggles; rubber gloves; clean protective clothing; Symptoms Following Exposure: Repeated inhalation
causes irritation of nose, laryngitis, mild bronchitis. Ingestion causes weakness, loss of appetite,
gastrointestinal disturbances, peripheral neuritis, occasional hepatitis. Contact with eyes causes
irritation. Irritates skin, especially where moist; if not treated, may cause ulceration; General Treatment
for Exposure: Consult physician after all overexposure to this compound. INHALATION: move to
fresh air. INGESTION indm vomiting by giving warm salt water; repeat until vomit is clear. EYES:
flush with water for at least 15 min. SKIN: wash well with water; Toxicity by Inhalation (ThreshoM
Limit Value): 0.5 mg/m3 (as arsenic); Short-Tern Exposure Limits: Data not available; Toxicity by
Ingestion: Grade 4; LD, <50 mg/kg; Late Toxicity: Possible skin and lung cancer; Vapor (Gas)
Irritant Characteristics: Data not available; Liquid or Solid Irritant Characteristics: Data not available;
Odor Threshold: Odorless.
Fire Hazards - Flash Point: Not pertinent; Flammable Limits in Air (%): Not pertinent; Fire
Extinguishing Agents: Water; Fire Extinguishing Agents Not To Be Used Not pertinent; Special
Hazards of Combustion Prohts: Poisonous fumes of the compound may be formed during fires. If
ignited, will form sulfur dioxide gas; Behavior in Fire: May ignite at very high temperatures; Ignition
Temperature: Not pertinent; Electrical Hazard Not pertinent; Burning Rate: Not pertinent.
Chemical Reactivity -Reactivity with Water: No reaction; Reactivity with Comn Materials: No data;
Stability During Transport: Stable; Neutralizing Agents for Acids and Caustics: Not pertinent;
Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.