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L-Proline

  • CAS NO: 147-85-3
  • Grade: Food Grade
  • Purity: 99% min
  • Packaging: 25kg/drum
  • Certifications : ISO, KOSHER, HALAL, HACCP
  • Min Order: 500kg
  • Price: Inquiry

L - proline (proline) is one of 18 kinds of amino acids the human body protein synthesis, room temperature is colorless to white crystal or crystalline powder, slight odor, taste sweet, soluble in water and ethanol, insoluble in ether and isopropyl alcohol and butanol, soluble in mineral acids.Amino acid is a general term for a class of organic compounds containing amino and carboxyl, the existence of the amino acids in the human body, not only provides the important raw material for protein synthesis, and to promote growth, normal metabolism and provides a material basis to sustain life.

Specification

Appearance
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%

Functions

Used as amino acid injection, compound amino acid infusion, food additives, nutritional supplements, fluid

Used as biochemical research, medicine for malnutrition, protein deficiency, gastrointestinal disease, burns, and postoperative protein supplement.

Used as nutritional supplements. Flavors with sugar fever occurs amino - carbonyl reaction, can generate a special flavor substances. China GB 2760-86 provides can be used as a spice.

Used as Amino acid drugs. One of the raw materials of compound amino acid transfusion for malnutrition, protein deficiency, a protein supplement after severe gastrointestinal disease, burns and surgery.

CAS NO.
147-85-3
Name
L-Proline
Alias
2-Pyrrolidinecarboxylic acid; L(-)-Proline
Formula
C5H9NO2
Formula weight
115.13
Structural formula
Density
1.35
Water solubility
soluble
Specific rotatory power
-85.5 º (c=4, H2O)
Melting point
228-233 ºC
Hazard Symbols
  Xi   
Safety Description
S24/25   
Risk Codes
R36/37/38   
  • Payment term: T/T 30% in advance and T/T 70% against copy of B/L. or 100% L/C at sight.
  • Shipment time: Within 3 weeks after confirming order.
  • We take photos of every stage of the process and can send them to you. Before we ship the container, you will have photos and lab test results.

Provide quality after-sale service once the container is received.

   In case the product is damaged, we will refund you or resend a new packaging.
   Also, if the goods are not as per your specification, we will callback the container at our cost, or compensate you as per our agreement.

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