Identification :
Appearance :
Appearance of solution:
Specific optical rotation:
Ninhydrin-positive substances:
Sulfates:
Ammonium:
Iron:
Heavy metals:
Loss on drying:
Sulphated ash:
Assay:
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Conforms (As per EP5)
A white or almost white crystalline powder or colourless crystals
Clear and not more intensely coloured than reference solution BY 6
+21.0º to +23.5º
Conforms (As per EP5)
≤300ppm
≤200ppm
≤10ppm
≤10ppm
≤0.5%
≤0.1%
98.5% to 101.0% , on dry
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