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Phosphoric acid orthophosphoric acid 7664-38-2
Name:Phosphoric acid or Orthogreen phosphoric acid 52%
CAS No:7664-38-2
FORMULA:H3PO4
Molecular weight:97.99
EINECS:231-633-2
Item |
Food Grade & Industrial (technical) Grade |
|
Assay (H3PO4) |
75.0% Min |
85.0% Min |
Fluoride (F) |
0.001% Max |
0.001% Max |
Chloride (Cl) |
0.0005% Max |
0.0005% Max |
Sulfate (SO4) |
0.003% Max |
0.003% Max |
Color, (APHA) |
20 Max |
20 Max |
Iron (Fe) |
0.002% Max |
0.002% Max |
Arsenic (As) |
0.5 ppm Max |
0.5 ppm Max |
Heavy metal(Pb) |
5 ppm Max |
5 ppm Max |
Easy oxidized matter(H3PO3) |
0.012% Max |
0.012 |
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