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Contact SupplierWe are one of the leading Ascorbic Acid Exporters known widely for the optimum quality of our products and their purity. We provide the Ascorbic Acid which is free from impurities and 100% pure. Ascorbic Acid is added to many foods for its nutritive value, but is also used extensively as an anti-oxidant, to prevent flavors and colors from being damaged by oxidation. It is often used in canned or frozen fruits to prevent the browning that accompanies oxidation. Also used for feed additives.
Features :
Precautions and Rules :
Available In | White crystal or crystalline powder |
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Synonyms | Vitamin C; INS No. 300 |
Chemical Names | L-Ascorbic acid, ascorbic acid, 2,3-didehydro-L-threo-hexono-1,4-lactone, 3-keto-L-gulofuranolactone |
C.A.S. Number | 50-81-7 |
Chemical Formula | C6H8O6 |
Characteristics
Solubility (Vol. 4) | Freely soluble in water; sparingly soluble in ethanol; insoluble in ether |
Color reaction | To 2 ml of a 2.0% solution in water, add 2 ml of water, 0.1 g of sodium hydrogen carbonate and about 0.02 g of ferrous sulfate. Shake and allow standing. A deep violet colour is produced which disappears on addition of 5 ml of dilute sulfuric acid TS |
Reducing reaction | A solution of the sample in water immediately reduces potassium permanganate TS without heating, producing a brown precipitate |
Loss on drying (Vol. 4) | Not more than 0.4% (over sulfuric acid in a vacuum, 24 h) |
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Specific rotation (Vol. 4) | [alpha] 25, D: Between +20.5 and +21.5o |
pH (Vol. 4) | 2.4 - 2.8 (1 in 50 soln) |
Sulfated ash (Vol. 4) | Not more than 0.1% |