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Appearance
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White to light beige powder
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Assay (by HClO4 titration; on dried basis)
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Min 98.5%
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Identity (IR)
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Conforms to structure
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Loss on drying (18 hrs; 0.7 kPa;P2O5)
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Max 1.0 %
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Sulphated ash
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Max 0.1%
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Specific optical rotation ([α]20/D; c=4; 1 M HCl; on dried substance)
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-50° to -53°
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