L-Proline

We are L-Proline CAS:147-85-3 manufacturer and supplier in China, Pls send inquiry of to info@nbinno.com of visit www.nbinno.com our official website should you have any interests


L-Proline
 
A nonessential amino acid in human. It is synthesized from L-glutamine and L-glutamate via L-ornithine in intestine, and from L-ornithine in liver. It is widely used as an ingredient in infusion and infant formula.

Cas.No 147-85-3
Assay 99.0-101.0%
Specification White crystals or crystalline powder, odorless or slightly characteristic odor, slightly sweet taste
Applications Infusion
Packaging 25kg&50kg
Pharmacopeia USP,EP,FCC
STORAGE Controlled room temperature in tight container

 
SPECIFICATION AND PROCEDURE

State of solution
(Transmittance)
Not Less Than 98.0%
pH 5.9~6.9
Specific rotation[α]20D -84.5~-86.0°
Specific rotation[α]25D -84.3~-86.3°
Ammonium (NH4) Not More Than 0.020%
Chloride (Cl) Not More Than 0.020%
Sulfate (SO4) Not More Than 0.020%
Iron (Fe) Not More Than 10 ppm
Heavy metals (Pb)** Not More Than 10 ppm
Arsenic (As2O3) Not More Than 1 ppm
Loss on drying Not More Than 0.25%
Residue on ignition Not More Than 0.10%
JP16 0.1%
Endotoxin* Less Than 6.0 EU/g
Assay (dry basis) 99.0~101.0%

· * The endotoxin-certified grade will be supplied on request.
· ** FCC grade (Lead : Not More Than 5 mg/kg) will be supplied on request.
· This product meets requirements of residual solvents listed in the current JP, USP and EP.
 

L-Proline


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