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N-Acety-L-Cysteine (NAC) CAS:616-91-1 << 返回
ItemLimit
Specific Rotation (a)D20o +21.3 to +27.0 degree
Transmittance 98.0%Min
Heavy Metals (Pb) 10ppmMax
Zinc(Zn) 10ppmMax
Related substancesL-Cysteine 0.5% MaxN,N’-diacetyl-L-
Cystine 0.5% MaxN,S’-diacetyl-L-Cystinen
0.5% MaxOther impurity(each) 0.5% Max
Total impurities 0.5% Max
Loss on Drying 1.00% Max
Residue on Ignition (Sulfated) 0.20% Max
PH 2.0 to 2.8
Assay 98.5 to 101.0%
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