CAS No.: | 6132-04-3 |
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Formula: | C6h9na3o9 |
EINECS: | 612-118-5 |
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Name of index
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BP2010
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E -332(ii)
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usp-30
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Description
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White, hygroscopic, granular powder or transparent crystals
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Identification
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Pass test
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Pass test
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Pass test
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Assay( anhydrous basis)
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%
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99.0 -101.0
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≥99.0
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99.0-100.5
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Solubility
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Very soluble in water, practically insoluble in ethanol(96 per cent)
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--
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--
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Appearance of solution
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Solution is clear and colorless
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--
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--
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Acidity and Alkalinity
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Pass test
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--
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Pass test
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Chloride
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≤ppm
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50
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--
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--
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Heavy metals(as Pb)
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≤ppm
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10
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--
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10
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Oxalates
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≤%
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0.03
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0.01
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--
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Sulphates
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≤%
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0.015
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--
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--
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Tartrate
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--
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--
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Pass test
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Pyrogens
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Pass test
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--
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--
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Readily carbonisable substances
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Pass test
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--
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--
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Loss on drying,
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11.0-13.0
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10.0-13.0(180 °C, 18h)
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10.0-13.0(180 °C, 18h)
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pH(5% aqueous solution)
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--
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7.5-9.0
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--
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Arsenic(As)
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≤ppm
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--
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1
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--
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Lead(Pb)
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≤ppm
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--
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2
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--
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Mercury(Hg)
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≤ppm
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--
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1
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--
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