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N-Acetyl-L-Methionine

Description:

N-Acetyl-L-Methionine

CAS NO.:

65-82-7

Add time:

2008-1-3 16:03:22

 

N-Acetyl-L-Methionine

Item

Specification

Appearance

White crystals or crystalline powder

Specific Rotation[α]D20

-18.0° to -22.0°

State of solution

Clear and colorless 

Not less than 95.0%

Heavy Metals (Pb)

Not more than 20ppm

Aresenic (As2O3)

Not more than 2ppm

Other amino aicds

No spot

Loss on drying

Not more than 0.5%

Residue on ignition 

Not more than 0.10%

Assay

99.0% to 100.5%

pH

1.7 to 3.0

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