Page 119 - Handbook of Hazardous Chemical Properties

DIAZINON 109
headache, drowsiness, and convulsions. Hot vapors may irritate eyes; General Treatment for Exposure:
INHALATION: move to fresh air. EYES: flush with water. SKIN wipe off; flush with water; wash
with soap and water; Toxicity by Inhalation (ThresholdLimit Value): Data not available; Short-Tern
Enposure Limits: Data not available; Toxicity by Ingestion: Data not available; Me Toxicity: Causes
birth defects in rats (skeletal and gross abnormalities); Vapor (Gb) Irritant Characteristics: Data not
available; Liquid or Solid Zm’tant Characteristics: Data not available; Odor Threshold Data not
available.
Fire Hazards - Flash Point (deg. F): 245 CC; Flammable Limits in Air (%): Data not available; Fire
Extinguishing Agents: Foam, dry chemical, carbon dioxide; Fire Extinguishing Agents Not to be Used:
Water or foam may cause frothing; Special Hazards of Combustion Products: Data not available;
Behavior in Fire: Data not available; Ignition Temperature : Data not available; Electrical Hazard: Data
not available; Burning Rate: Data not available.
Chemical Reactivity - Reactivity with Water : No reaction; Reactivity with Common Materials: May
attack some forms of plastics; stability During Transport: Stable; Neutralizing Agents for Acids and
Caustics: Not pertinent; Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.
DIAZINON
Chemical Designations - Synonyms: 0,O-Diethyl O-(-Isopropyl-6-Methyl-4-Pyrimidinyl)
Phosphorothioate; O,O-DiethylO-2-Isopropyl-4-Methyl-6-Pyrimidyl Thiophosphate; Diethyl 2-
Isopropyl-4-Methyl-6-Pyrimidyl Thionophosphate; Alpha-Tox; Saralex; Spectracide; Chemical
Formula: C,,&1N20,PS.
Observable Characteristics - Physical state (as normally shipped): Solid, or liquid solution; Color:
Amber to dark brown; Odor: Data not available.
Physical and Chemical Properties - Physical State at I5 “c and I atm. : Liquid; Molecular Weight
304.4; Boiling Point at I atm.: Very high, decomposes; Freezing Point: Not pertinent; Critical
Temperature: Not pertinent; Critical Pressure: Not pertinent; Speczjic Gravity: 1.117 at 20°C (liquid);
Vapor (Gas) Density: Not pertinent; Ratio of Specijic Heats of Vapor (Gb): Not pertinent; Latent Heat
of Vaporization: Not pertinent; Heat of Combustion: (est.)-12,000, -6,500, -270; Heat of
Decomposition: Not pertinent.
Health Hazards Information -Recommended Personal Protective Equipment: Goggles or face shield;
rubber gloves; protective clothing; Symptoms Following Exposure: Ingestion or prolonged inhalation
of mist causes headache, giddiness, blurred vision, nervousness, weakness, cramps, diarrhea,
discomfort in the chest, sweating, miosis, tearing, salivation and other excessive respiratory tract
secretion, vomiting, cyanosis, papilledema, uncontrollable muscle twitches, convulsions, coma, loss
of reflexes, and loss of spincter control. Liquid irritates eyes and skin; General TreatmentforExposure:
INHALATION: remove to fresh air; keep warm; get medical attention at once. EYES: flush with
plenty of water for at lest 15 min. and get medical attention. SKIN: wash contaminated area with soap
and water. INGESTION: get medical attention at once; give water slurry of charcoal; Do NOT give
milk or alcohol; Toxicity by Inhalation (Threshold Limit Value): Data not available; Short-Tern
Exposure Limits: Not pertinent; Toxicity by Ingestion: Grade 3; oral LD,,=76 mg/kg (rat); Late
Toxicity: May be mutagenic; Vapor (Gas) Im‘tant Characteristics: Data not available; Liquid or Solid
Irritant Characteristics: Data not available; Odor Threshold Data not available.
Fire Hazards - Flash Point (deg. F): 82 - 105 CC (solutions only; pure liquid difficult to burn);
Flammable Limits in Air (W): Not pertinent; Fire Extinguishing Agents: (for solutions) Foam, dry
chemical, or carbon dioxide; Fire Extinguishing Agents Not to be Used: Water may be ineffective;
Special Hazards of Combustion Products: Oxides of sulfur and phosphorus are generated in fires;
Behavior in Fire: Not pertinent; Ignition Temperature : Not pertinent; Electrical Hazard: Data not
available; Burning Rate: (for solutions) 4 dmin.
Chemical Reactivity - Reactivity with Water : No reaction; Reactivity with Common Materials: No
reaction; Stability During Transport: Stable; Neutralizing Agents for Acids and Caustics: Not pertinent;
Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.