Items |
Standard |
Appearance |
The product is white fine granular powder, odorless and tasteless. |
Identification |
Add ammonia-ammonium chloride buffer to the aqueoussolution, add chromium black T Reagent, generate thewine red; then add EDTA,generate the pure blue. |
Clarity |
Take 0.lg of this product, dissolve in water to 10ml, shake and observe whether the solution is clear. |
Assay (on thedried basis) |
98.0%~102.0% |
Mg2 |
7.2%~8.3% |
Water |
≤1.0% |
рH |
6.0~8.0 |
Density (Tap density) |
≥0.6g/mL |
Density (Bulk density) |
≥0.4g/mL |
Heavy metal (As) |
≤ 0.06ppm |
Heavy metal (Pb) |
≤ 0.02ppm |
Heavy metal (Hg) |
≤ 0.25ppm |
Micro-Organism (Total Bacteria Count) |
≤1000CFU/g |
Micro-Organism (E.Coli) |
≤40MPN/100g |
Micro-Organism (Yeast&Mold) |
≤25CFU/g |
Micro-Organism (Pathogenic bacteria) |
Negative |