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D-Methionine CAS:348-67-4 << 返回
ItemLimit
Assay98.5% -101.5%
Specific Rotation [a]D20o -22.4 to -24.7 degree
Chloride (Cl)0.020% Max
Ammonium (NH4) 0.02% Max
Sulfate (SO4)0.020% Max
Iron (Fe)0.003% Max
Heavy Metals (Pb) 0.0015% Max
Arsenic (As2O3) 1ppm Max
Other Amino Acids Not Detectable
Loss on Drying 0.3% Max
Residue on Ignition0.4% Max
Transmittance98.0% Min
PH 5.6~6.1 5.8
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