| ≥1 piece |
|
Test |
Specifications |
|
Assay by HPLC: |
98%-101.5% |
|
Appearance : |
White crystals or crystalline powder |
|
Identification |
Meets the requirements |
|
Specific rotation: |
+26.6°~+28.8° |
|
PH |
5.5 ~7.0 |
|
Loss on drying % : |
≤ 0.30% |
|
Heavy metals PPM : |
<10ppm |
|
Residue on ignition |
≤ 0.10% |
|
Chloride% |
≤ 0.05 % |
|
Iron |
10ppm |
|
Microbiology : Total Plate Count : yeast & Mold : E.Coli : S. Aureus : Salmonella : |
<1000cfu/g <100cfu/g Negative Negative Negative |