Technical index | Standards | Test results |
Characters | A white crystalline powder or brilliant colorless crystals | To pass test |
Identification | It gives the reaction of sulfates and magnesium | Positive |
Tests | ||
Acidity or Alkalinity | Comply with the standard | To pass test |
Appearance of solution | Comply with the standard | To pass test |
Chlorides | ≤0.01% | <0.01% |
Sulfates | ≤0.005% | <0.005% |
Iron | ≤0.0015% | <0.0015% |
Heavy metals | ≤0.001% | <0.001% |
Arsenic | ≤0.0002% | <0.0002% |
Residue on ignition | 48.0%-52.0% | 49.3% |
Bacteria | ≤1000pieces/gram | To pass test |
Leaf mold | ≤100pieces/gram | To pass test |
coli bacillus | Has not examined | Has not examined |
Assay | 99.0%~100.5% | 99.7% |
Conclusion | Comply with BP2010 |
sodium bicarbonate medical grade