| Formula: | C12h28n2o14s |
|---|---|
| EINECS: | 239-088-2 |
| Resource: | Chemosynthesis |
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| Specification |
Standard |
| Assay (drying basis) | 98.0%~102.0% |
| Identification | A. Infrared Absorption B: It meets the requirements of the tests for chloride. C: The retention time in the Assay corresponds to the standard |
| Residue solvents | Meet requirement |
| Specification Rotation | 50.0°- 52.0° |
| Glucosamine Sulfate | 71.6%~79.1% |
| Transmittance | ≥90% |
| Potassium | 11.7%~13.0% |
| PH value(2%.25°) | 3.0~5.0 |
| Loss on drying | ≤1.0% |
| Residue on Ignition | 27%~29% |
| Organic volatile impurities | Meet requirement |
| Sulfate | 15.5-16.5% |
| Sodium | 50ppm Max |
| Chloride | 11.8%~14% |
| Heavy metal | ≤0.001% |
| Lead | ≤0.5ppm |
| Cadmium | ≤1ppm |
| Mercury | ≤0.1ppm |
| Arsenic | ≤0.3ppm |
| Mesh size | Through 80 mesh |
| Bulk density | ≥0.5g/ml |
| Microbial Limits | |
| Total aerobic microbial count | ≤500cfu/g |
| Yeast Mold | ≤100cfu/g |
| E-Coli |
Negative |
| Salmonella | Negative |