L-Methionine

SKU : AMA025

Description:

Name:L-Methionine

Molecular Formula:C5H11NO2S

Molecular Weight:149.21

CAS:63-68-3

EINECS:200-562-9

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CAS number

63-68-3

molecular formula

C5H11NO2S

standard

AJI97

Package

25kg/drum

Package

25kg/drum
ITEMS LIMIT
AJI92  USP24 FCC IV
Description White crystals or crystalline powder  Colorless or white lustrous plates, or a white crystalline powder, it has slight, characteristic odor. 
Identification  Infrared absorption spectrum 
Specific rotation  +23.0  - +24.0   +22.4- +24.7  +21.0- +25.0 
State of solution ≥ 98.0%  ---  Soluble in water, alkali solutions and in dilute mineral acids 
(Transmittance)  
Chloride(CL) ≤ 0.020%  ≤ 0.05%  --- 
Sulfate(SO4)  ≤ 0.020%  ≤ 0.03%  --- 
Ammonium(NH4)  ≤ 0.02%     --- 
Heavy metals(Pb)  ≤ 10PPm  ≤ 0.0015%  ≤ 10ppm 
Lead  ---  ---  ≤ 10mg/kg 
Iron(Fe)  ≤ 10PPm  ≤ 0.003%  --- 
Arsenic(As2O3)  ≤ 1PPm ---  --- 
Other amino acids  Conforms  ---  --- 
Loss on drying  ≤ 0.20%  ≤ 0.30%  ≤ 0.5% 
Residue on ignition (sulfated)  ≤ 0.10%  ≤ 0.40%  ≤ 0.1% 
Assay  99.0--- 101.0%  98.5-101.5%  98.5-101.5% 
PH  5.6-6.1  5.6-6.1  --- 
O.V.I  ---  Meet the requirements  --- 

 

Description:White crystalline powder.

Usage:nutritional supplement, dietary supplements, heatlh food additives, sport nutrition, sport supplements, pharmaceutical raw material.

 

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