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Product name

Phosphoric acid

Alias

orthophosphoric acid; Anhydrous phosphoric acid

CAS RN

7664-38-2

EINECS #

231-633-2

Molecular formula

H₃PO₄

Molecular weight

97.99

Dangerous mark

 C:Corrosive

Risk term

R34;

Safety term

S26; S45;

Pysico-chemical property

appearance: colorless clear or light color sticky liquid 
melting point(℃): 42.35
boiling point(℃): 261
relative density 1.70 
relative density(water=1): 1.87
relative vapour density(air=1): 3.38 
saturated vapor pressure(kPa): 0.67
solubility: mixing soluble with water and ethyl alcohol.
 

Uses

Mainly used in phosphate industry, electroplating industry, polishing industry, sugar making industry and compound fertilizer industry;