Items | Standards | Results |
Physical and chemical analysis | ||
Appearance | Pale red to brown powder hygroscopicity | Complies |
Identification | Have maximum absorption at 361±1nm,550±2nm | Complies |
Loss on drying | ≤12% | 9.0% |
Assay | 09.0%-1.3% | 1% |
Residue on ignition | ≤0.1% | 0.06% |
Heavy Metal | ||
Arsenic(As) | ≤0.1mg/kg | Complies |
Lead(Pb) | ≤1mg/kg | Complies |
Microbiological Tests | ||
Total Plate Count | ≤1000cfu/g | Complies |
Mould & yeast | ≤100cfu/g | Complies |
Coliform | Negative | Negative |
E.coli | Negative | Negative |
Salmonella | Negative | Negative |
Staphylococcus | Negative | Negative |
General Information | ||
Package: 25kg/ carton | ||
Storage: The product should be stored in a dry and cool place, and prevent moisture,sunlight, pest-outbreak,pollution of harmful substance and other damage. | ||
Shelf life | 3 years |