Citric Acid Anhydrous 25KG
Citric Acid Anhydrous is a weak organic acid widely used as an acidulant, preservative, chelating agent, and pH regulator across food, pharmaceutical, cosmetic, and industrial applications. The anhydrous form contains no water of crystallization, offering higher purity and stability in dry formulations.
Chemical Name
2-Hydroxypropane-1,2,3-tricarboxylic acid (Anhydrous)
Synonyms
Citric Acid (Anhydrous), Anhydrous Citric Acid, E330 (Food Grade)
CAS Number
77-92-9
Appearance
White to colorless crystalline powder or granules; odorless; strongly acidic taste
Key Properties
Molecular Formula: C₆H₈O₇
Molecular Weight: 192.12 g/mol
Solubility: Freely soluble in water; slightly soluble in alcohol
pH (1% solution): ~2.2–2.5
Melting Point: ~153°C (decomposes)
Hygroscopic: Slightly hygroscopic
Uses
Food and beverages as an acidulant, flavor enhancer, and preservative
Pharmaceuticals as an excipient and effervescent component
Cosmetics and personal care as a pH adjuster and chelating agent
Detergents and cleaners as a scale remover and chelator
Industrial applications including water treatment and metal cleaning
Storage
Store in a cool, dry, well-ventilated area. Keep container tightly closed and protected from moisture. Avoid exposure to heat and incompatible materials such as strong oxidizers.
Safety & Handling (SDS Summary)
Generally regarded as safe when handled properly. May cause eye irritation and mild skin irritation; dust may irritate the respiratory tract. Use appropriate PPE including safety glasses and gloves. Avoid inhalation of dust. In case of contact with eyes, rinse immediately with plenty of water. Dispose of according to local regulations.
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