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Appearance
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White, practically odorless, free flowing crystals or crystalline powder
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Solubility
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Freely soluble in water and is sparingly soluble in alcohol. May have either slightly sweet or salty test
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Identification 'A' ( by IR)
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Confirms
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Identification: Sodium
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Complies
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Assay
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99.0 - 100.5%
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Chloride and sulphate
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NMT 0.25%
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Lead (Pb)
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NMT 10 µg/g
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Clarity and color of solution
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The sample solution is colorless and no more turbidity than the standard solution
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Optical rotation
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+24.8° to +25.3° at 20°C
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pH
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6.7 to 7.2 in a solution (1 in 20)
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Loss on drying (at 100°C; 5 hrs)
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NMT 0.5%
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