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L-Hydroxyproline

Product Name: L-Hydroxyproline
Molecular Formula: C5H9NO3
Molecular Weight: 131.131
CAS No: 51-35-4





Product Specifications


L-Hydroxyproline AJI92
Assay 98.5~101.0%
PH 5.0~6.5
Specific rotation[a]D20 -74.0°~-77.0°
Specific rotation[a]D25 /
Transmittance(T430) ≥95%
Chloride(Cl) ≤0.02%
Ammonium(NH4) ≤0.02%
Sulfate(SO4) ≤0.02%
Iron(Fe) ≤10ppm
Heavy metals(Pb) ≤10ppm
Arsenic ≤1ppm
Other amino acids /
Ninhydrin-positive substances /
Loss on drying ≤0.20%
Residue on ignition ≤0.10%


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