NILE CHEMICALS

DL - METHIONINE 

SPECIFICATION

C5H11NO2S       M.W.   149.21  
Min. assay ( HCIO4 titration, on dried 99%
substances )  
Maximum Limits of Impurities :  
Chloride ( CI ) 0.01%
Sulphate ( SO4 ) 0.03%
Selenium ( Se ) 0.003%
Heavy metals ( as Pb ) 0.002%
Iron ( Fe ) 0.001%
Ammonium ( NH4 ) 0.0005%
Loss on drying ( 105OC ) 0.5%
Sulphated ash 0.1%
   

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