L-VALINE - CERTIFICATE OF ANALYSIS
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CERTIFICATE OF ANALYSIS


L-VALINE

BATCH NO: Образец
MANUFACTURING DATE: Образец
EXPIRY DATE: образец


ITEM SPECIFICATION RESULT
1. Appearance: White crystals or crystalline Conform
2. Identification: Infrared Absorption Conform
3. Specific rotation: +26.6 to +28.8 +27.7
4. PH: 5.5-7.0 6.4
5. Loss on drying: Not more than 0.3% 0.09%
6. Residue on ignition: (sulfated) Not more than 0.1% 0.05%
7. Chloride: Not more than 0.05% Less then 0.05%
8. Sulphate: Not more than 0.03% Less then 0.03%
9. Iron: Not more than 30ppm Less then 30ppm
10. Heavy metals: Not more than 15ppm Less then 15ppm
11. Organic volatile impurities: Meet the requirements Conform
12. Assay: 98.5 to 101.5% 99.7%


Produced by WIRUD Co.Ltd China


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