Ascorbic Acid

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Ascorbic Acid
Posting date : Jan 24, 2013
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Name Ascorbic Acid CAS No. 50-81-7 Chemical Formula C6H8O6 StandardBP2008/USP31/FCCV Items Specification Appearance White Crystalline Powder Identification Positive Reaction Clarity of Solution Clear Colour of Solution ≤BY7 Assay 99.5% ~100.5% Specific Rotation +20.5°~ +21.5° Melting Point 190℃-192℃ PH 2.1-2.6 Loss on Drying ≤0.4% Oxalate ≤0.2% Sulfated Ash ≤0.1% Heavy Metals ≤10ppm Mercury ≤1ppm Arsenic ≤3ppm Copper ≤5ppm Iron ≤2ppm Lead ≤3ppm

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