Phosphoric Acid

CAS No. : 7664-38-2
EINECE No.: 231-633-2
UN Number: 3453
HS Code: 2809201900
Molecular formula: H3O4P
Molecular weight: 98
Package: Plastic bucket, Iron barrel

Item Index
Ⅰ Ⅱ Ⅲ
Appearance A colorless, transparent or slightly light colored thick liquid
Colour  ≤ 20 30 40
(H3PO4),wt/%  ≥ 85.0、80.0、75.0
Chloride ( CI)) ,wt/%  ≤ 0.0005 0.0005 0.0005
Sulfate (SO4) ,wt/%  ≤ 0.003 0.005 0.01
Heavy Metal (Pb) ,wt/%  ≤ 0.001 0.001 0.005
As,wt/%  ≤ 0.0001 0.005 0.01
Fe,wt/%  ≤ 0.002 0.002 0.005

Uses:
Mainly used in phosphate, fertilizer, aluminum polishing agent, iron and steel rust inhibitor, phosphating agent, metal cleaning agent, organic synthesis catalyst, in the production of dyes and intermediates as desiccant, latex coagulant and so on. Food grade phosphoric acid can be used as a sour agent in acidic drinks.

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