Page 158 - Handbook of Hazardous Chemical Properties

148 DIPROPYLENE GLYCOL
not available; Toxicity by Ingestion: Data not available; Lute Toxicity: Data not available; Vapor (Gas)
Im'tant Characteristics: Severe irritation of eyes and throat; can cause eye and lung injury. Cannot be
tolerated even at low concentrations; 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: Data not available.
Fire Hazards - Flash Point (deg. F): 425 OC; Flammable Limits in Air (%): Not pertinent; Fire
Extinguishing Agents: Carbon dioxide or dry chemical; Fire Extinguishing Agents Not to be Used: Not
pertinent; Special Hazards of Combwtion Products: Toxic vapors are generated when heated; Behavior
in Fire: Solid melts and burns; Ignition Temperature : Data not available; Electrical Hazard: Not
pertinent; Burning Rate: Not pertinent.
Chemical Reactivity - Reactivity with Water : Slow, non-hazardous. Form carbon dioxide gas;
Reactivity with Common Materials: data not available; Stability During Transport: Stable; Neutralizing
Agents for Acids and Caustics: Not pertinent; Polymerization: May occur slowly. Is not hazardous;
Inhibitor of Polymerization: Not pertinent.

DIPROPYLENE GLYCOL
Chemical Designations - Synonyms: No common synonyms; Chemical Formula: (CH,CHOHCH,),O.
Observable Characteristics - Physical State (as normally hpped): liquid; Color: Colorless; Odor:
Practically none.
Physical and Chemical Properties - Physical State at 15 "c and I m. : Liquid; Molecular Weight:
134.17; Boiling Point at I atm.: 420, 232, 505; Freezing Point: >-4O, >-4O, >233; Critical
Temperature: 720,382, 655; Critical Pressure: 529,36,3.6; Specific Gravity: 1.023 at 20°C (liquid);
Vapor (Gas) Density: Not pertinent; Ratio of Specific Heats of Vapor (Gas): 1.0; Latent Heat of
Vaporization: 170, 96, 4.0; Heat of Combustion: -11,650, -6470, -271; Heat of Decomposition: Not
pertinent.
Health Hazards Information -Recommended Personal Protective Equipment: Safety glasses with side
shields or goggles; shower and eye bath; Symptoms Following Exposure: Minor eye irritation; General
Treatment for Exposure: EYES: irrigate briefly with water; if any ill defects, get medical attention.
SKIN ANTI INGESTION: if any ill defects develop, get medical attention; Toxicity by Inhalation
(Threshold Limit Value): Not pertinent; Short-Tern Exposure Limits: Not pertinent; Toxicity by
Ingestion: Grade 1; LDs0 5 to 15 g/kg (rat); Lute Toxicity: Data not available; Vqor (Gas) Imlm
characteristics: Nonirritating to the eyes and throat; Liquid or Solid Im'tant Characteristics: No
appreciable hazard. Practically harmless to the skin; Odor 22reshold: Not pertinent.
Fire Hazards - Flash Point (deg. F): 280 OC; Flammable Limits in Air (%): LFL=2.2% (approx.);
Fire Extinguishing Agents: Water fog, alcohol foam, carbon dioxide, dry chemical; Fire Extinguishing
Agenls Not to be Used: Water or foam may cause frothing; Special Hazards of Combustion Products:
Not pertinent; Behavior in Fire: Not pertinent; Ignition Temperature: Data not available; Electrical
Hazard: Not pertinent; Burning Rate: 2.0 mm/min.
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.

DISTILLATES: FLASHED FEED STOCKS
Chemical Designations - Synonyms: Petroleum Distillate; Chemical Fomla: Not pertinent.
Observable Characteristics - Physical State (as normally shipped): Liquid; Color: Colorless; Odor:
Gasoline.
Physical and Chemical Properties - Physical State at 15 "c and I atm. : Liquid; Molecular Weight:
Not pertinent; Boiling Point at 1 atm. : 58-275, 14-135,287-408; Freezing Point: Not pertinent; Critical
Temperature: Not pertinent; Critical Pressure: Not pertinent; Specific Gravity: 0.71-0.75 at 15°C
(liquid); Vqor (Gas) Density: 3.4; Ratio of Speci@c Heats of Vapor (Gas): 1.054; Latent Heat of
Vqoriza'on: 130 - 150,71 - 81, 3.0 - 3.4; Heat of Combustion: -18,720, -10,400, -435.4; Heat of
Decomposition: Not pertinent.