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Amino Acids

  • L-Proline

L-Proline

Commodity: L-Proline

CAS NO.:147-85-3

EINECS NO.: 205-702-2

Molecular Formula: C5H9NO2

Property: It's a precursor, along with vitamin C, ofcollagen. Collagen is a building block of tendons, ligaments, arteries, veinsand muscles–the heart muscle in particular; collagen also helps healcartilage, and cushions joints and vertebrae.

Application: The sodium pca is often used in the cosmetic mix especially when the objective is to create a product with a high hydrating and emollient action and in particular in anti-ageing products.

Packing and Storage: 25kg drum, based on customers' requirement.

Specification:

Description

White clystals or crystalline powder

Identification(IR)

concordant with the reference spectrum     

Assay

98.5% ~101.0%

PH

5.9 ~ 6.9

Specific rotation[α]D20

-84.5°~ -86.0° 

State of Solution

clear and colorless≥98.0%

Chloride(Cl)

≤0.02%

Ammonium(NH4)

≤0.02%

Sulfate(SO4)

≤0.020%

Iron(Fe)

≤10 ppm

Heavy metals(Pb)

≤10 ppm

Arsenic(As2O3)

≤1 ppm 

Chromatographic purity

confores

Loss on drying

≤0.30% 

Residue on ignition(sulfated)

≤0.10%


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