Testing Items |
Specification |
Description |
A White, crystalline powder, with a sweet taste, freely soluble in water, sparingly soluble in alcohol. |
Identification |
Conforms |
Specific Optical Rotation |
+52.5° ~ +53.3° |
Acidity or alkalinity |
6.0g , 0.1M NaOH 0.15ml |
Appearance of solution |
Clear, odourless |
Clarity Ethanol of Solution |
Conforms |
Chlorides |
≤125ppm |
Moisture Content |
7.0-9.5% |
Sulphates |
≤200ppm |
Sulphated ash |
≤0.1% |
Calcium |
≤200ppm |
Barium |
Conforms |
Iron |
≤0.001% |
Heavy metals |
≤5ppm |
Lead |
≤0.5ppm |
Arsenic |
≤1ppm |
Total Plate Count |
≤1000pcs/g |
Molds and Yeasts |
≤100pcs/g |
E.Coli |
Negative |
Pyrogen |
Negative |