What are the applications of Citric Acid?

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Citric acid, a naturally occurring organic acid, is renowned for its versatility and wide range of applications. From food and beverage preservation to pharmaceuticals and cosmetics, its unique properties make it an essential ingredient across various industries.

Food & Beverages Industry

Soft drinks and candiesFlavoring & Preservative agent
Liquor ProductsAs a Flavoring agent
Dietary supplementsCitrate salts of various metals are used to deliver those minerals in a biologically available form
Ice creamAs an emulsifying agent to keep fats from separating
Dairy products like cheeseAs an emulsifying agent
CaramelTo prevent sucrose crystallization
Various recipes & cooking applicationsAs a replacement of vinegar or fresh lemon juice
Food productsAcidulant, viscosity agent & to balance the pH level of a normally basic dye
Carbonated beveragesAs a flavouring agent as well as for effervescent to form CO2
Frozen/ preserved food productsAs a preservative to prevent its change in colour and flavour

Pharmaceutical Industry

Pharmaceutical Excipients & CapsulesAs a flavouring agent & pH balance of the drug
Effervescent formulation-based powders & tabletsCitric acid is used with sodium bicarbonate
Creams, gels, and liquid medicinesAs an acidulant
Brown heroin solubilizing agentAs a buffer to increase the solubility
Pharmaceutical ProductsAs a buffering solution to balance the pH
Blood acid regulatorCitric acid/potassium-sodium citrate can be used as a blood acid regulator. It helps to improve palatability

Personal Care & Cosmetic Industry

Chemical skin peelsAs an active-ingredients
Bath salts, Bath bombs, and Cleaning of greaseCitric acid is used with sodium bicarbonate for cleaning activity
Shampoo, As an active-ingredients
Products to wash out wax & colouring from the hairsAs an active-ingredients
Astringent, hair rinsers and hair setting fluidsAs an active-ingredients
Facial tissues with antiviral propertiesAs one of the active ingredients

Household & Cleaning Industry

Household CleanersFor the buffering properties of citrates which are used to control pH.
Soaps and laundry detergentsCan be used to treat water, which makes it useful in improving the effectiveness of soaps & detergents.
Bathroom & Kitchen cleaning solutionsAs an active ingredient.
Glass CleaningA solution with a six percent concentration of citric acid will remove hard water stains from glass without scrubbing.

Metal Industry

Passivation of stainless steelAs an alternative to nitric acid in passivation of stainless steel.
Removing rust from steelAct as alternative to nitric acid in removing rust of stainless steel.
Soldering fluxAs an excellent soldering flux, either dry or as a concentrated solution in water
Metal painting IndustryAs an acid to maintain pH

Other Industries

Fabric dyeing processOdourless alternative to white vinegar for fabric dyeing with acid dyes.
Leather tanning processAs a chelating and sequestering agent
Plastic products & filmsTriethyl citrate and tributyl citrate as a plasticizer


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