Item | Limit | Test result |
Material | Cornstarch | Cornstarch |
Appearance | White or colorless crystal | Passed |
Assay(%) | ≥99.0 | 99.40 |
State of solution (transmittance) (%) | ≥98.0 | 99.20 |
Chloride(cl-) (%) | ≤0.1 | 0.10 |
Sulfate(so42-)(%) | ≤0.05 | 0.04 |
Iron(Fe) mg/kg | ≤5 | 4.15 |
Heavy metals(pb2+) mg/kg | ≤1 | 0.95 |
Arsenic(AS2O3) mg/kg | ≤0.5PPM | NONE |
LEAD MG/KG | ≤1PPM | NONE |
Loss on drying (%) | ≤0.5 | 0.20 |
Specific rotation[α]D20 | +24.9°~+25.3° | 25.1° |
PH | 6.7~7.2 | 7.0 |