Product name

Phosphorus Trichloride

Molecular formula

PCL₃

Molecular weight

137.33

CAS No.

7719-12-2

Product quality

Item

Superior product

Appearance

Colorless transparent or yellowish liquid

Content, %

≥99.0

≥98.0

≥97.0

Free phosphorus, %

≤0.001

≤0.005

≤0.01

Boiling range (74.5-77.5°Cv/v)

≥96.0

≥95.0

≥94.0

Properties

Colorless fuming liquid, relative density 1.574, melting point－112°C, boiling point 75.5°C. Soluble in diethyl ether, benzene, carbon disulfide and carbon tetrachloride. It is inflammable, corrosive, and toxic.

Uses

The product is raw material for trichlorfon, methamidophos, acephate, phosphorus oxychloride, phosphorous acid, triphenyl phosphate, and other pesticides. In pharmaceutical industry, it can be used in preparing sulfadiazine, and sulfameter. In dyeing industry, it can be used as condensating agent and catalyst for phenols.

Packing

Dry plastic drum, or tank car. The product is class A inorganic acid corrosive, IMDG: 81041, to deliver according to dangerous article.