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Appearance
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White to light brown crystalline powder
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Identification
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-
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By IR
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IR spectrum obtained from test sample should be concordant with IR spectrum obtained from working standard
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By HPLC
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RT of principal peak in chromatogram of sample solution should correspond to that in chromatogram of standard preparation in WS
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Water (by KF)
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NMT 0.5%
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Chromatographic purity (by HPLC)
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NLT 98.0%
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Total impurities
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NMT 2.0%
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