anhydrous citric acid

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ITEM unit According to GB1987-2007 Standards Description ---- Colorless Crystals or White Crystalline Powders Odorless, extremely acid; Soluble in water and ethanol, Slightly soluble in ether; Aqueous solution is acid , in dry air slightly weathered Identification ---- Pass Test Lighlight transmittance % 98.7 Content % 99.5~101.0 Sulphate PPM ≤150 Oxalate PPM ≤100 readily carbonizable substance ----- ≤0.6 Barium ---- Pass Calcium PPM ≤200 Iron PPM ≤5 Chloride PPM ≤0.005 Sulphated Ash % ≤0.05 Water % ≤8.5 (Monohydrate) Readily Carbonisable Substances ---- Less than Standard Lead PPM ≤0.5 AS(arsenic) PPM ≤1 Organic Volatile Impurities ---- Pass Citric acid is an important organic acid, also known as citric acid, colorless crystals, often with part of the crystal water, odorless, has a strong acidity, soluble in water. The calcium salt in cold water than hot water soluble, this property is often used for identification and separation of citric acid. Crystallization control suitable temperature can get anhydrous citric acid. In the industry, food industry, cosmetic industry has many uses. CAS No.:77-92-9 Citric acid is the organic acid in the first big acid, due to physical properties, chemical properties, derivatives of the performance, is widely used in food, medicine, daily chemical and other industries the most important organic acid.

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