Trisodium Citrate Dihydrate

Introduction

Trisodium citrate dihydrate is a tribasic salt of citric acid. It is produced by complete neutralisation of citric acid with high purity sodium hydroxide or carbonate and subsequent crystallisation. Trisodium citrate dihydrate is widely used in foods, beverages and various industrial applications mainly as buffering, sequestering or emulsifying agent.

Trisodium citrate dihydrate occurs as white, granular crystals or as white, crystalline powder with a pleasant, salty taste. It is slightly deliquescent in moist air, freely soluble in water and practically insoluble in ethanol (96%).

Trisodium citrate dihydrate is a non-toxic, neutral salt with low reactivity. It is chemically stable if stored at ambient temperatures. Trisodium citrate dihydrate is fully biodegradable and can be disposed of with regular waste or sewage.

Functions

This ingredient offers you the following excellent functions.

• Acidification agent
• Buffering agent
• Chelation​
• Direct compression​
• Electrolyte replenishment
• Flavour modulation​
• Laxative
• pH-Regulation​
• Phosphate replacement​
• Rehydration solution
• Stabiliser

Specifications

Jungbunzlauer trisodium citrate dihydrate 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.

Trisodium citrate dihydrate is available in various granulations.

Legal aspects

In Europe, trisodium citrate is listed as generally permitted food additive (E331) and may be added to all foodstuffs, following the ‚quantum satis‘ principle, as long as no special regulations restrict the use.

The US Food and Drug Administration (FDA) affirmed trisodium citrate as Generally Recognized as Safe (GRAS) and permitted the use in food according to current GMP (CFR § 184.1751), without setting an upper limit.

Jungbunzlauer trisodium citrate has been registered according to REACH Regulation at the European Chemicals Agency (ECHA) in 2010. The REACH registration number of Jungbunzlauer trisodium citrate is 01-2119457027-40-0000.