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Citric acid is an acidity regulator, antioxidant, as well as a synergist of antioxidants. It can also be used as a dispersing and grinding additive. Solubility in water - 162 g / 100 ml at 25 ° C. Subject to thermal decomposition. Beginning of charring at 170°C. The structure is dry and free-flowing, produced in crystals, pieces and powder. |
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APPLICATION AREAThe main areas of application of edible citric acid are the confectionery, canning, oil and fat, cosmetic industries, as well as in the oil industry when drilling oil and gas wells. Technical citric acid is used to remove rust and scale from metal surfaces, for copper electroetching, and for chintz printing. PACKAGING AND STORAGEEdible citric acid is stored in closed warehouses at a relative air humidity of not more than 70%. Warranty period of storage - 3 years DELIVERYDelivery by transport company. |
physical and chemical indicators
Name of indicator | Norm according to GOST 908-2004 |
Identification of citric acid | Withstands the test |
Mass fraction of citric acid monohydrate (C6H8O7*H2O), %, not less not more |
99,5 100,5 |
Mass fraction of water, %, not less not more |
7,5 8,8 |
Mass fraction of sulfate ash, %, no more | 0,05 |
Mass fraction of sulfates, %, no more | 0,015 |
Mass fraction of oxalates, %, no more | 0,01 |
Ferrocyanide test | Withstands the test |
Carbonizing test | Withstands the test |
Iron test | passes the test |