Appearance £º white to off-white Powder
Assay(HPLC): 99% min.
MP: 272-274¡æ
Specific Rotation [a]D20 : 85.0¡À1 £¨C=1£¬H2O£©
Moisture: 0.5% max.
Assay£¨Br-Schöniger£©: 98-102% (w/w)
Assay£¨Acid Titration£©: 98-102% (w/w)
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