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Appearance
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White solid or powder or crystals or flakes
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Assay
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Min 99.5%
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Infrared spectrum
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Conforms to Structure
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Melting point
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122 - 123°C
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Substance insoluble in methanol
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Max 0.005%
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Sulphated ash
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Max 0.005%
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Chloride (Cl)
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Max 0.005%
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Sulphate (SO4)
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Max 0.002%
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Iron (Fe)
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Max 0.0002%
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Heavy metal (as Pb)
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Max 0.0005%
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Substance reducing KMnO4 (as O)
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Passes ACS test
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Halogenated compounds (as Cl)
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Max 0.005%
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Sulphur compounds (as S)
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Max 0.002%
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Oxidizing substances
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Passes test
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Readily carbonisable substance
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Passes test
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