L-Hydroxyproline
Molecular formular: C5H9NO3
Molecular weight: 131.13
L-Hydroxyproline |
AJI92 |
Description |
White crystals or crystalline powder |
Identification |
Conforms to the IR Spectrum standard |
Assay |
98.5~101.0% |
pH |
5.0 ~ 6.5 |
Transmittance |
≥95.0% |
Loss on drying |
≤0.20% |
Residue on ignition |
≤0.10% |
Chloride |
≤0.020% |
Heavy Metals |
≤10ppm |
Iron |
≤10ppm |
Sulfate |
≤0.020% |
Arsenic |
≤1ppm |
Ammonium |
≤0.02% |
Other amino acids |
Conforms to the standard |
Specific Rotation |
-74.0° ~ -77.0° |
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