Citric Acid Monohydrate is a naturally occurring, weak organic acid that appears as a colorless or white crystalline powder. With the chemical formula CHOHO, it is the monohydrate form of citric acid and contains one molecule of water per molecule of citric acid. It is widely used in food, pharmaceutical, and industrial applications due to its sour taste, chelating properties, and acidity regulation.
Chemical Name: Citric Acid Monohydrate
Molecular Formula: CHOHO
Molecular Weight: 210.14 g/mol
Appearance: White crystalline powder
Solubility: Freely soluble in water and alcohol
pH (1% solution): ~2.2
CAS Number: 5949-29-1
Food & Beverage Industry: Used as an acidulant, preservative, and flavor enhancer (E330)
Pharmaceuticals: Acts as a stabilizer, pH adjuster, and effervescent component
Cosmetics & Personal Care: Used in formulations for pH control and mild exfoliation
Industrial: Chelating agent in cleaning products, detergents, and water treatment
Laboratory: Buffering and pH control in biochemical and chemical processes
Safe, non-toxic, and biodegradable
High solubility and excellent acidity control
Acts as a preservative and antioxidant synergist
Approved for use in food, pharma, and cosmetics
Mild irritant to skin and eyes in concentrated form
Use standard PPE when handling bulk powder
Store in a cool, dry place, sealed tightly to avoid moisture uptake
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