Molecular formula: CH3COONH4
CAS: 631-61-8
Appearance: white crystal
technical , pharm grade
|
Test item |
Specification |
|
Reagent grade |
Pharmaceutical grade |
|
Appearance |
Conform |
Conform |
Assay /% |
≥99.0 |
≥98.0 |
Clarify degrees test |
Conform |
Conform |
Water insoluble/% |
≤0.002 |
≤0.005 |
Chloride (Cl)/% |
≤0.001 |
≤0.003 |
Sulfate (SO4)/% |
≤0.005 |
≤0.005 |
phosphate (PO4)/% |
≤0.0002 |
≤0.0005 |
Magnesium (Mg) /% |
≤0.0002 |
≤0.0005 |
Aluminum (Al)/% |
≤0.0005 |
≤0.001 |
Calcium (Ca) /% |
≤0.002 |
≤0.005 |
Ferric (Fe) /% |
≤0.0002 |
≤0.0005 |
Copper (Cu) /% |
≤0.0005 |
≤0.001 |
Lead (Pb)/% |
≤0.0005 |
≤0.001 |
Reduction of potassium permanganate substances |
≤0.01 |
≤0.02 |
