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Contact SupplierSpecification | GB 25568-2010 | FCC VII | |
Content Na2HPO4,( On Dry Basis),w/%≥ | 98.0 | 98.0 | |
Arsenic(As),mg/kg ≤ | 3 | 3 | |
Heavy Metal (As Pb),mg/kg ≤ | 10 | ———— | |
Lead(Pb),mg/kg ≤ | 4 | 4 | |
Fluorides(As F),mg/kg ≤ | 50 | 50 | |
Insoluble Substances,w/% ≤ | 0.2 | 0.2 | |
Loss On Drying,w/% | Na2HPO4 ≤ | 5.0 | 5.0 |
Na2HPO4·2H2O | 18.0-22.0 | 18.0-22.0 | |
Na2HPO4·12H2O ≤ | 61.0 | ———— |