Zinc Citrate Dihydrate (2H2O)
Ville: LV, Marupe
Physical & Chemical Characteristics
Analysis Item | Specification | Result |
Appearance | White odorless crystal or crystalline powder | Coincidence |
Zinc Assay (%) | ≥ 31.0% | 31.88% |
Loss on Drying (%) | ≤ 1.0% | 0.15% |
Chloride (%) | ≤ 0.05% | <0.05% |
Sulfate (%) | ≤ 0.05% | <0.05% |
Iron (mg/kg) | ≤ 100 | <0.100 |
Lead (mg/kg) | ≤ 2 | 0.41 |
Arsenic (mg/kg) | ≤ 1,5 | 0.12 |
Cadmium (mg/kg) | ≤ 0.5 | 0.5 |
Mercury (mg/kg) | ≤ 0.2 | <0.2 |
Copper (mg/kg) | ≤ 50 | <50 |
pH | 6.0–8.0 | 6.81 |
Microbiological Tests
Analysis Item | Specification | Result |
Total Plate Count (CFU/g) | ≤ 1000 | 10 |
Yeasts and Moulds (CFU/g) | ≤ 100 | <10 |
Bile-tolerant Gram negative bacteria (CFU/g) | ≤ 100 | <10 |
Staphylococcus aureus | Not detectable | Not detected |
Escherichia coli | Not detectable | Not detected |
Salmonella | Not detectable | Not detected |
Particle Size Analysis
Mesh Size | Specification | Result |
Through 80 mesh pass rate (%) | ≥ 80 | 99,60 |
Through 60 mesh pass rate (%) | ≥100 | 100 |