| CAS No.: | 7512-17-6 |
|---|---|
| Packaging Material: | Paper |
| Storage Method: | Normal |
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N-Acetyl Glucosamine is a hyaluronic acid monomer which is the basic composition unit of important organism polysaccharides. It extensively exists in the exoskeletons of shellfish and has become a new type of biochemical drugs, drug intermediates , high-end cosmetics and food additives for the important functions, such as immunity enhancement, antioxidant, keeping moisture, anti-free radicals, etc.
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| Item | Standard | Test Result |
| Description | White crystals or crystalline powder | Conform |
| Specific rotation[α]D20 | +39.0°~ +43.0° | +40.54° |
| Loss on drying | ≤0.5% | 0.16% |
| Residue on ignition | ≤0.1% | 0.06% |
| PH(1%) | 6.0~8.0 | 6.98 |
| Chloride(Cl) | ≤0.02% | <0.02% |
| Iron(Fe) | ≤10ppm | <10ppm |
| Heavy metals | ≤10ppm | <10ppm |
| Arsenic | ≤0.5ppm | <0.5ppm |
| Lead | ≤1ppm | <1ppm |
| Cadmium | ≤1ppm | <1ppm |
| Mercury | ≤0.1ppm | <0.1ppm |
| Assay(HPLC on dry basis) | 98.0% ~ 102.0% | 98.59% |
| Total Plate Count | ≤1000cfu/g | <1000cfu/g |
| Yeast & Mold | ≤100cfu/g | <100cfu/g |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |
| Conclusion | This batch of product complies to the standard. | |
1. The important precursors of synthesis of bifidum have many important physiological functions in vivo.
2. As a food antioxidant and infant food additives, diabetes sweetener
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