Industrial Phosphorous acid

Molecular formula: H₃PO₄
Molecular weight: 97.99
Properties: Colorless transparent thick fluid , Corrosion , medium strong acid
Standard: GB/T2091-2003

Item	Standard	Results
Chroma(Hazen)≤	20	10
Phosphoric Acid(H3PO4), %≥	85.0	85.50
Chloride(Cl), %≤	0.0005	0.00006
Sulfate(SO4), %≤	0.003	0.0027
Heavy Metals(Pb), %≤	0.001	0.0001
Arsenic(As), %≤	0.0001	0.00009
Fe %≤	0.002	0.0003
Analyst	examine and verify

Usage: Plating, polishing , phosphate and alkali industry.
Scale of production: 50,000 tons