| Item |
STANDARD |
| Appearance: |
White crystal powder |
| Transmittance: |
95% Min |
| Assay: |
98% Min. |
| Chloride: |
0.04% Max. |
| Ammonium: |
0.02% Max. |
| Sulphate: |
0.048% Max. |
| Iron: |
30ppm Max. |
| As: |
2ppm Max. |
| Residue on ignition (Sulphated): |
0.20% Max. |
| Heavy Metals(Pb): |
10ppm Max. |
| Loss on drying: |
0.30% Max. |
| Other Amino acids: |
Chromatographically |
| PH Value: |
6.5~7.5 |
| Nelting point: |
197~202°C |
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