Product Name:

L-Methionine (Methionine)

WCode:

12-016

CAS No.

63-68-3

Molecular Formula:

CH3SCH2CH2CH(NH2)CO2H

Molecular Weight:

149.21

Quality standard

Conforms to the AJI88 standard

 

Sales Specification

 

Specific rotation (a) D200:

+23.00 ~ +24.50

State of solution (Transmittance):

98.0% Min

Chloride (Cl):

0.02% Max

Ammonium (NH4):

0.02% Max

Sulfate (SO4):

0.02% Max

Heavy metals (Pb):

10 PPM Max

Arsenic (As2O3):

1 PPM Max

Other Amino Acids:

Not detectable

Loss on drying:

0.30% Max

Residue on ignition:

0.10% Max

Assay:

98.5 ~ 100.5%

Iron (Fe):

10 PPM Max

PH:

5.6~6.1

 

Packing

In 25Kg paper cardboard drum