7188. Petroleum Benzin

Nomenclature

CAS number: 8030-30-6
Naphtha; benzin; petroleum naphtha.

Description and references

Term that has been applied to low boiling fractions of petroleum, consisting chiefly of hydrocarbons of the methane series, principally pentanes and hexanes.

Properties

Clear, colorless, nonfluorescent, highly flammable, volatile liq; characteristic odor; does not solidify in the cold. The vapors mixed with air explode if ignited. Keep tightly closed in a cool place and away from fire. d 0.625-0.660; bp between 35-80°. Insol in water. Miscible with abs alc, benzene, chloroform, ether, carbon disulfide, carbon tetrachloride, and oils except castor oil.

Caution

Potential symptoms of overexposure are lightheadedness, drowsiness; irritation of eyes, nose and skin; dermatitis. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 220.

Use

Pharmaceutic aid (solvent).

Therapeutic Category

Counterirritant.