Specifications of Phosphoric-Acid Food Grade | ||
Items of Analysis | Unit | National Standard GB 1886.15-2015 |
Color | Apha | ≤20 |
(H3PO4) | % | ≥75.0 / 81.0 / 85.0 |
Arsenic-(As) | % | ≤0.00005 |
Heavy metal(Pb) | % | ≤0.0005 |
Fluorine-(F) | % | ≤0.0010 |
Oxide(H3PO3) | % | ≤0.0120 |
Specifications of Phosphoric-Acid Technical Grade | ||
Items of Analysis | Unit | National Standard GB-T 2091-2008 |
Color | Apha | ≤20 |
(H3PO4) | % | ≥75.0 / 81.0 / 85.0 |
Arsenic-(As) | % | ≤0.0050 |
Heavy metal(Pb) | % | ≤0.0010 |
Chlorine-(Cl) | % | ≤0.0005 |
Sulphate (SO4) | % | ≤0.0050 |
Ferric (Fe) | % | ≤0.0020 |