Citric Acid Anhydrous
[77-92-9] - Anhydrous
C6H8O7
E330
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More information about Citric Acid Anhydrous:
General information
Citric acid is a natural occurring fruit acid, produced commercially by microbial fermentation of a carbohydrate substrate. Citric acid is the most widely used organic acid and pH-control agent in foods, beverages, pharmaceuticals and technical applications.
Citric acid anhydrous occurs as colourless crystals or as white, crystalline powder with a strongly acidic taste. It is very soluble in water, freely soluble in ethanol (96 %) and sparingly soluble in ether.
Citric acid anhydrous is non-toxic and has a low reactivity. It is chemically stable if stored at ambient temperatures. Citric acid anhydrous is fully biodegradable and can be disposed of with regular waste or sewage.
Specifications
Jungbunzlauer citric acid anhydrous is supplied in accordance with the current requirements of the European Pharmacopoeia (Ph. Eur), the United States Pharmacopeia (USP), the Food Chemicals Codex (FCC), and the Commission Regulation (EU) No. 231/2012.
Citric acid anhydrous is available in various granulations.
Properties
- Anhydrous
- Colourless or white
- Crystals or crystalline powder
- Strongly acidic (pH in a 5 % solution approx. 1.8)
- Typical, practically odourless
- Very soluble in water
- Freely soluble in ethanol (96 %)
- Sparingly soluble in ether
- Non-toxic
- Low reactive
- Chemically and microbiologically stable
- Fully biodegradable
Main functions
- pH adjuster
- Acidifier
- Chelating agent
- Buffering agent
- Flavour enhancer
- Retarder
- Stabiliser
- Antioxidant
Applications
-
Baby Food, Infant Formula
Functions:
- Provides acidity
- Buffers pH
-
Bakery
Functions:
- Acts as synergyst for antioxidants
- Buffers pH
- Imparts flavour
- Provides acidity
-
Cereals, Snacks
Functions:
- Acts as synergyst for antioxidants
- Buffers pH
- Imparts flavour
- Provides acidity
-
Confectionery
Functions:
- Acts as synergyst for antioxidants
- Buffers pH
- Imparts flavour
- Provides acidity
-
Dairy
Functions:
- Acts as synergyst for antioxidants
- Buffers pH
- Imparts flavour
- Provides acidity
- Dairy Alternatives
-
Desserts, Ice Cream
Functions:
- Acts as synergyst for antioxidants
- Buffers pH
- Imparts flavour
- Provides acidity
-
Flavours
Functions:
- Buffers pH
- Imparts flavour
- Provides acidity
-
Fruit Preparations, Sweet Spreads
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
-
Fruits, Vegetables
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
- Meat Alternatives
-
Meat, Seafood
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
- Acts as synergyst for antioxidants
- Plant-based Products
-
Ready Meals, Instant Food
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
- Acts as synergyst for antioxidants
-
Sauces, Dressings, Seasonings
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
- Acts as synergyst for antioxidants

-
Alcoholic Beverages
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
-
Carbonated Soft Drinks
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
-
Instant Drinks, Syrups
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
-
Juice Drinks
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
- Plant-based
-
RTD Tea and Coffee
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
-
Sports and Energy Drinks
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour
-
Waters
Functions:
- Provides acidity
- Buffers pH
- Imparts flavour

-
Clinical Nutrition
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
- Acts as synergyst for antioxidants
-
Medical Devices
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
OTC, Food Supplements
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
-
Pharmaceutical Products
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour

-
Colour Cosmetics
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Deodorants
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Fragrances
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Hair Care
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Oral Care
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Skin Care
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Acts as synergyst for antioxidants
-
Soap and Bath Products
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Acts as synergyst for antioxidants

-
Dish Washing
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Industrial Cleaners
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Laundry Care
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Surface Care
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH

-
Adhesives, Sealants
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Agrochemicals, Fertilisers
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Construction
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Fine Chemicals
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Inks, Paints, Coatings
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Metal Surface Treatment
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Oil Drilling
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Ore Mining and Refining
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Paper
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Plastics, Polymers
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
-
Textile, Leather
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH

-
Feed
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour
-
Pet Food
Functions:
- Provides acidity
- Chelates metal ions
- Buffers pH
- Imparts flavour

-
Acidifying agent
Functions:
- Buffering agent
- Chelating agent
- Tablet disintegrant

Legal Aspects
In Europe, citric acid anhydrous is listed as generally permitted food additive (E330) and may be added to all foodstuffs, following the “quantum satis“ principle, as long as no special regulation restricts the use.
The US Food and Drug Administration (FDA) has affirmed citric acid as GRAS (generally recognised as safe) and permitted the use in food according to current GMP (CFR § 184.1033), without setting an upper limit.
Jungbunzlauer citric acid has been registered according to REACH Regulation at the European Chemicals Agency (ECHA) in 2010. The REACH registration number of Jungbunzlauer citric acid is 01-2119457026-42-0000.
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