|
TESTING ITEMS |
SPECIFICATIONS |
RESULTS |
|
Appearance |
White or almost white crystalline powder |
Conforms |
|
Identification |
|
Meet A & B |
|
Acidity |
PH=9.6~10.5 |
10.2 |
|
Heavy metal |
≤10ppm |
＜10ppm |
|
Clarity of solution |
Clarity |
Clarity |
|
Loss on drying |
≤0.50% |
0.10% |
|
Selenium |
≤30ppm |
＜30ppm |
|
Assay(dried basis) |
99.0%~101.0% |
99.73% |
|
Conclusion: The Product Conforms to CP/USP.
|
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