Amino Acid
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Amino acid
Amino acid

Amino Acid


CAS# 147-85-3

Molecular Formula : C5H9NO2 

Packing: 25kg/fiber drum 

Monthly Capacity:  50mt/month

Application: It is widely used in the Pharma industry and Food additive

For this material L-Proline, one of our strong export item, it is one of the 18 amino acids of the human protein synthesis, we mainly export to EU,South America and etc. Our quality standard is AJI92,it is on the top level  in the line and complies with all of our clients' testing.Our monthly capacity is 50mt/month , we can guarantee long and stable supply capacity.

Technical Data Sheet 

Items Specification Results
Description crystalline powder. crystalline powder.
Assay 98.5% ~101.0%    99.7%
Specific rotation[α]D20 -84.5°~-86.0°  
State of Solution clear and colorless≥98.0% 98.5%
Chloride(Cl) ≤0.02% <0.02%
Ammonium(NH4) ≤0.02% <0.02%
Sulfate(SO4) ≤0.020% <0.02%
Iron(Fe) ≤10 ppm <10ppm
Heavy metals(Pb) ≤10 ppm <10ppm
Arsenic(As2O3) ≤1 ppm <10ppm
Other amino acids ≤0.5% <0.5%
Residue on ignition ≤0.10% 0.04%
Loss on drying ≤0.3% 0.1%
pH 5.9-6.9 6.3
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