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L-alanine(medicinal&edible)
| Molecular Formula：C3H7NO2 Molecular Weight：89.09 Quality standard：AJ192 、USP24、FCCIV |
Structural Formula： |
| Item | Standard |
| Assay％ | ??98.5～101.0? |
| Transmittance％ | ??≥98.0 |
| Specific rotation[α]D20 | ??+14.3°～+15.2° |
| PH | ??5.7～6.7 |
| Loss on drying％ | ??≤0.20 |
| Residue on ignition％ | ??≤0.10 |
| Chloride[Cl-] ％ | ??≤0.02 |
| Sulfate[SO42-]％ | ??≤0.02 |
| Arsenic[As]ppm | ??≤1 |
| Heavy? Metals[Pb]ppm | ??≤10 |
| Iron[Fe]ppm | ??≤10 |
| Ammonium salt[NH4+]% | ??≤0.02 |
| Other amino acids | ??None |
Function:L-alanine is the main raw material of composing the medicine such as amino acid injection fluid and orallytaken fluid in medicine industry.And it is main raw material of drinks ,food,vintaging ,seasoning ,oil,salted and dried food ,pickles additive in food industry ,having the effect of antisepsis and keeping fresh. |
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