L-methionine
CAS NO.:63-68-3
Assay:98.5%
Standar: CP2010 BP2009 USP34
CE certified; Kosher and Halal certified
Molecular Formula:C5H11NO2S
Molecular Weight: 149.21
Characteristics: White crystals or crystalline powder
Recommended limit: 3 years
Packing Detail:25kg/drum
Storage:Controlled room temperature in closed container

Test Item Specification
Assay ≥98.5%
Specific rotation [α]D20° +21.0°~ +25.0°
PH 5.6~6.1
State of solution(Transmittance) ≥98.0%
Chloride (Cl) ≤0.02%
Sulfate (SO4) ≤0.02%
Ammonium (NH4) ≤0.02%
Other amino acids ≤0.5%
Loss on drying ≤0.2%
Residue on ignition ≤0.1%
Iron(Fe) ≤0.0015%
Heavy metals ≤10ppm
Arsenic ≤0.0001%
Bacterial endotoxins ≤25EU/g