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D-Leucine CAS:328-38-1 << BACK
ItemLimit
Specific Rotation [a]D20o-14.9 to -16.0 degree
State of Solution98.0% Min.
AppearanceWhite crystalline powder
Chloride (Cl) 0.020% Max
Ammonium (NH4) 0.020% Max
Sulfate (SO4)0.020% Max
Iron (Fe) 10ppmMax
Heavy Metals (Pb)10ppm Max
Arsenic (As2O3) 1ppm Max
Other Amino Acids0.1 %Max
Loss on Drying)0.20% Max
PH 5.5 to 6.5
Residue in Ignition 0.10% Max
Assay98.5% to 101.0%

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