CERTIFICATE OF ANALYSIS
L-ALANINE
BATCH NO: 060123
MANUFACTURING DATE: JAN.23.2006
EXPIRY DATE: JAN.23.2008
| ITEM | SPECIFICATION | RESULT |
| 1. Assay: | 98.5-101.0% | 99.65% |
| 2. Specific rotation: | +14.3--+15.2 | 14.7 |
| 3. Transmittance: | Not less than 98% | 98.30% |
| 4. Loss on drying: | Not more than 0.20% | 0.14% |
| 5. Residue on ignition: | Not more than 0.1% | 0.06% |
| 6. Other amino acids: | None | None |
| 7. Chloride: | Not more than 0.02% | Conform |
| 8. Sulfate: | Not more than 0.02% | Conform |
| 9. Ammonium salt: | Not more than 0.02% | Conform |
| 10. Iron: | Not more than 10ppm | Conform |
| 11. Heavy metals: | Not more than 10ppm | Conform |
| 12. Arsenic: | Not more than 1ppm | Conform |
| 13. PH: | 5.7—6.7 | 6.17 |
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