Page 31 - Handbook of Hazardous Chemical Properties

AMMONIUM PERSULFATE 21

AMMONIUM PERCHLORATE
Chemical Designations - Synonym: No common synonyms; Chemical Formula: M&ClO,;
Observable Characteristics - Physical State (as normally shipped): Solid; Color: White; Odor: None.
Physical and Chemical Properties - Physical State at 15 "c and I atm. : Solid; Molecular Weight:
117.49; Boiling Point at I am. : Not pertinent; Freezing Point: Not pertinent; Critical Temperature:
Not pertinent; Critical Pressure: Not pertinent; Specific Gravity: 1.95 at 15°C (solid); Vapor (Gas)
Density: Not pertinent; Ratio of Specific Heats of Vapor (Gas): Not pertinent; Latent Heat of
Vaporization: Not pertinent; Heat of Combustion: Not pertinent; Heat ofDecomposition: Not pertinent.
Health Hazards Information - Recommended Personal Protective Equipment: Data not available;
Symptoms Following Exposure: Irritating to skin and mucous membranes; General Treatment for
Exposure: Data not available; Toxicity by Inhalation (ThresholdLimit Value) : Not pertinent; Short-Term
Exposure Limits: Not pertinent; Toxicity by Ingestion: Grade 2; oral rat LD,, 3500 mg/kg; Late
Toxicity: Not pertinent; Vapor (Gas) Irritant Characteristics: Not pertinent; Liquid or Solid Irritant
Characteristics: Data not available; Odor Threshold: Not pertinent.
Eire Hazards - Flash Point: Not flammable; Flammable Limits in Air (96): Not flammable; Fire
Extinguishing Agents: Water (from protected location); Fire Extinguishing Agents Not To Be Used Not
pertinent; Special Hazards of Combustion Products: Toxic gases are produced in a fire; Behavior in
Fire: May explode when involved in a fire or exposed to shock or friction; Ignition Temperature: Not
flammable; Electrical Hazard Not pertinent; Burning Rate: Not flammable.
Chemical Reactivity - Reactivity with Water: No reaction; Reactivity with Common Materials: No
reaction; Stability Dm'ng Transport: If contaminated with carbonaceous materials, can become an
explosive which is sensitive to shock and friction. Ready detonates or explodes; Neutralizing Agents
for Acids and Caustics: Not pertinent; Polymerizm'on: Not pertinent; Inhibitor of Polymerization: Not
pertinent.

AMMONIUM PERSULFATE
Chemical Designations - Synonym: Ammonium Peroxydisulfate; Peroxydisulfuric Acid, Diammonium
Salt; Chemical Formula: (NHJZSzO8.
Observable characteristics - Physical State (as normally shipped): Solid; Color: Light straw to
colorless; Odor: Slight acid.
Physical and Chemical Properties - Physical State at 15 "c and 1 am. : Solid; Molecular Weight:
228.20; Boiling Point at I atm.: Not pertinent (decomposes at 120°C); Freezing Point: Not
pertinent(decomp0ses at 120" C); Critical Temperature: Not pertinent; Critical Pressure: Not pertinent;
Specific Gravity: 1.98 at 20°C (solid); Vapor (Gas) Density: 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: Data not available.
Health Hazards Information - Recommended Personal Protective Equipment: U.S. Bu. Mines
approved toxic dust mask; chemical goggles; rubber gloves; neoprene-coated shoes; Symptom
Following Exposure: Inhalation produces slight toxic effects. Contact with eyes irritates eyes and causes
skin rash; General Treatment for Exposure: INHALATION: remove to fresh air. EYES: wash with
water for 20 min.; call a physician. SKIN: wash with water; Toxicity by Inhalation (Threshold Limit
Value): Data not available; Short-Term Exposure Limits: Data not available; Toxicity by Ingestion:
Grade 2; oral rat LD,, 820 mglkg; Late Toxicity: Data not available; Vapor (Gas) Irritant
Characteristics: Data not available; Liquid or Solid Irritant Characteristics: Data not available; Odor
Threshold: Data not available.
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Fire Hazards, Flash Point: Not pertinent; Flammable Limits in Air (%): Not pertinent; Fire
Extinguishing Agents: Water; Fire Extinguishing Agents Not To Be Used Data not available; Special
Hark of Combustion Products: Toxic oxides of nitrogen and sulfuric acid hes are formed in fire;
Behavior in Fire: Decomposes with loss of oxygen that increases intensity of fire; Ignition Temperature:
Not pertinent; Electrical Hazard Not pertinent; Burning Rate: Not pertinent.
Chemical Reactivity -Reactivity with Water: No reaction; Reactivity with Common Materials: Contact
with grease, wood and other combustibles may result in fire; Stability During Transport: Stable;