L-Hydroxyproline

Structure:

COA:

Items	Limits	Results
Appearance	White crystals or crystalline powder	Conforms
Specific Rotation	-74.0~-77.0°	-75.5°
State of Solution (Transmittance)	≥98.0%	98.8%
Chloride (Cl)	≤0.02%	＜0.02%
Ammonium (NH4)	≤0.02%	＜0.02%
Sulfate (SO4)	≤0.020%	＜0.020%
Iron (Fe)	≤10ppm	＜10ppm
Heavy Metals (Pb)	≤10ppm	＜10ppm
Arsenic (As2O3)	≤1ppm	＜1ppm
Other Amino Acids	Conforms	Conforms
Loss on Drying	≤0.20%	0.10%
Residue on Ignition (Sulfated)	≤0.10%	0.04%
Assay	98.5~101.5%	99.3%
PH	5.0~6.5	6.1
Conclusion:         The Product Conforms to AJI92

Product Information:

Nutraceuticals and Pharmaceutical Intermediates.

Synonyms: L-Proline, 4-hydroxy-, trans-; Proline, 4-hydroxy-, L- ; (-)-(2S,4R)-4-Hydroxyproline; (-)-4-Hydroxy-2-pyrrolidinecarboxylic acid; (R)-4-Hydroxy-(S)-proline; (R)-4-Hydroxy-L-proline; (S)-Hydroxyproline; delta-Hydroxyproline; 4(R)-Hydroxy-2