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DL-Cystine CAS:923-32-0 << BACK
ItemLimit
Appearance White Powder
Specific Rotation [a]D20o -2 to +2 degree
State of Solution 98% Min
Chloride (Cl) 0.1% Max
Iron (Fe) 0.001% Max
Heavy Metals (Pb) 0.001% Max
Other Amino Acids Not detectable
Loss on Drying0.5% Max
Residue in Ignition0.1% Max
Assay99% Min

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