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|
Appearance |
White crystals or crystalline powder |
|
Assay, % (on dry matter) |
98.5~101.5 |
|
Specific rotation |
+21.9°~+24.1° |
|
pH value |
5.6~6.1 |
|
Loss on drying, % |
≤0.3 |
|
Heavy metals, % |
≤0.0015 |
|
Residue on ignition, % |
≤0.4 |
|
Chloride,% |
≤0.05 |
|
Sulfate,% |
≤0.03 |
|
Arsenic, % |
≤0.00015 |
|
Iron, % |
≤0.003 |
|
Application |
Food Supplement |
|
Shelf Life |
2 Years |
Packing & Delivery
25kg Bag
