Page 112 - Handbook of Hazardous Chemical Properties

102 DDD

vomiting; get medical attention Toxicity by Inhalation (Threshold Limit Value): Data not available;
Short-Term Exposure Limits: Data not available; Toxicity by Ingestion: Grade 2; oral rat LD,,=4,750
mg/kg. Oral human TD, (lowest toxic dose)=86 mg/kg (affects central nervous system); Late
Toxicity: Data not available; Vapor (Gas) Im'tant Characteristics: Vapors are nonirritating to eyes and
throat; Liquid or Solid Im'tant Characteristics: Minimum hazard. If spilled on clothing and allowed to
remain, may cause smarting and reddening of the skin; Odor 27zreshold: Data not available.
Fire Hazards - Flash Point (deg. F): 140 OC; 117 CC; Flammable Limits in Air (9%): 0.7 - 5.6; Fire
Extinguishing Agents: Foam, dry chemical, carbon dioxide; Fire Extinguishing Agents Not To Be Used
Water may be ineffective; Special Hazards of Combustion Products: Not pertinent; Behavior in Fire:
Not pertinent; Ignition Temperature (deg. F): 817; Electrical Hazard Data not available; Bunting Rate:
6.1 mmlmin.
Chemical Reactivity - Reactivity with Water: No reaction; Reactivity with Common Materials: No
reaction; Stability During Tmsport: Stable; Neutralizing Agents for Acids and Caustics: Not pertinent;
Polymerizm'on: Not pertinent; Inhibitor of Polymerization: Not pertinent.

DDD
Chemical Designations - Synonyms: l,l-Dichloro-2,2-bis(p-Chlorophenyl) Ethane; Dichlorodiphe-
nyldichloroethane; TDE; Chemical Fomla: (4-C1C,J34),CH-C12.
Observable Characteristics - Physical State (as nomlly shipped): Solid; Color: White; Odor: Data
not available.
Physical and Chemical Properties - Physical State at 15 "c and 1 atm. : Solid; Molecular Weight:
320; Boiling Point at I atm.:Not pertinent (decomposes); Freezing Point: 234, 112, 385; Critical
Temperature: Not pertinent; Critical Pressure: Not pertinent; Specijic Gravity: 1 A76 at 20°C (solid);
Vapor (Gas) Density: Not pertinent; Ratio of Specijic Heats of Vapor (Gas): Not pertinent; Latent Heat
of Vaporization: Not pertinent; Heat of Combustion: Data not available; Heat of Decomposition: Not
pertinent.
Hdth Hazards Information -Recommended Personal Protective Equipment: Dust mask; goggles or
face shield; rubber gloves; Symptoms Following Exposure: Ingestion causes vomiting and delayed
symptoms similar to those caused by DDT. Contact with eyes causes irritation; General Treatment for
Exposue: INGESTION: treatment should be given by a physician and is similar to that given following
ingestion of DDT. EYES: flush with water; Toxicity by Inhalation (Threshold Limit Value): Data nor
available; Short-Term Exposure Limits: Data not available; Toxicity by Ingestion: Grade 2; oral
LD,,=1.2 g/kg (mouse), 3.4 gkg (rat); Late Tonicity: Data not available; Vapor (Gas) Zm'tant
Characteristics: Data not available; Liquid or Solid Irritant Characteristics: Data not available; Odor
Zkreshold: Data not available.
Fire Hazards - Flash Point : Not pertinent; Flammable Limits in Air (W): Not pertinent; Fire
Extinguishing Agents: Water, foam, dry chemical, carbon dioxide; Fire Extinguishing Agents Not to
be Used: Data not available; Special Hazards of Combustion Products: Irritating hydrogen chloride
fumes may form in fire; Behavior in Fire: Data not available; Ignition Temperature : Data not
available; Electrical Hazard: Not pertinent; Burning Rate: Not pertinent.
Chemical Reactivity - Reactivity with Water : No reaction; Reactivity with Common Materials: No
reaction; Stability During Transport: Stable; Neutralizing Agents for Aciak and Caustics: Not pertinent;
Polymrization: Not pertinent; Inhibitor of Polymerization: Not pertinent.
DDT
Chemical Designations - Synonyms: Dichlorophenyltrichloroethane; p, p'-DDT; 1, 1, 1-Trichloro-2,
2-bis(p-Chlorophenyl) Ethane; Chemical Formula: (p-ClC&),CHCCl,.