appearance
Off white to yellow powder
Yellow powder
NMR
Waveform accords with standard spectra
Conforms
Assay (HPLC)
≥98.0%
99.2%
Total impurity
≤2.0%
0.8%
Residue on ignition
≤0.5%
0.2%
water
≤1.0%
0.4%
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