
| Item | Specification |
| CAS no. | 52-80-4 |
| Identification | Compare the infrared absorption spectrum of the sample with that of the standard by potassium bromide disc method. |
| Appearance | White crystals or crystalline powder |
| Specific rotation | +8.3 to +9.5° (Dried Sample) |
| State of solution (Transmittance) | Clear and colorless, not less than 95.0 % |
| Solubility (In water at 20℃) | 16g / 100g |
| Assay | 98.0% – 101.0% |
| pH value | 4.5 to 5.5 |
| Loss on drying | ≤0.5% |
| Residue on Ignition | ≤0.1% |
| Sulfate | ≤0.03% |
| Chloride | ≤0.04% |
| Ammonium | ≤0.02% |
| Iron | ≤10ppm |
| Heavy metals | ≤10ppm |
| Lead | ≤3ppm |
| Cadmium | ≤1ppm |
| Mercury | ≤0.1ppm |
| Arsenic | ≤1ppm |
| Other amino acids | ≤1.0% |
| Particle size | 100% pass through 12 mesh |
| Total Plate Count | ≤500cfu/g |
| Yeasts & molds | ≤100cfu/g |
| Coliforms | ≤10cfu/g |
| E.coli | Negative/25g |
| Salmonella | Negative/25g |
| Staphylococcus aureus | Negative/25g |
| Pseudomonas | Negative/25g |
| Storage condition | Preserve in tight containers at controlled room temperature |
| Shelf life | 2 years |
| Remarks | Vegan/Non-animal Source |



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