Citric acid is a weak organic acid naturally found in citrus fruits. It is widely used as a flavoring agent, preservative, and antioxidant in the food and beverage industry. In addition to its food applications, citric acid has various industrial uses, including as a cleaning agent, chelating agent, and in the production of pharmaceuticals and cosmetics.

Type:

Organic Acid: Citric acid is a naturally occurring weak organic acid.
Food Additive: Widely used in the food and beverage industry.
Cleaning Agent: Effective for various cleaning applications.
Chelating Agent: Binds to metal ions, making it useful for removing mineral deposits.

Material:

Naturally Occurring: Primarily found in citrus fruits such as lemons, limes, and oranges.
Synthetic Production: Can also be produced commercially through microbial fermentation.
Appearance: Colorless crystals or white crystalline powder.

Usage:

Food and Beverage:
- Flavoring agent in foods and beverages.
- Preservative to prevent microbial growth.
- Antioxidant to maintain freshness.
Cleaning:
- Removes limescale and mineral deposits from coffee makers, kettles, and other appliances.
- Cleans and polishes metals.
- Removes rust and tarnish.
Cosmetics and Pharmaceuticals:
- Used in skincare products and pharmaceuticals due to its mild acidity and chelating properties.

How to Use:

Cleaning:
- Limescale Removal: Dissolve citric acid powder in water according to the desired concentration. Soak the affected area or run the solution through the appliance.
- Metal Cleaning: Create a paste with citric acid powder and water. Apply to the metal surface, scrub gently, and rinse thoroughly.
Food and Beverage:
- Use as directed in recipes for flavoring or preservation.