Citric acid is widely used in many industries such as food, pharmaceutical, detergents, … etc …, as an acidifier, anti-oxidant and emulsifier, which are the main applications. Citric acid and some of its salts are produced by molasses fermentation, followed by extraction and purification stages and completed by concentration, crystallisation and drying steps to achieve the desired product.
For over 40 years, Kestner has accumulated experience and increased its know-how in the design and installation of these last steps, maintaining a leading position as a supplier able to offer units for :  

• Different types of molasses
• Different products : anhydrous and mono-hydrate crystals, tri Na citrate, etc …
• The international quality requirements : BP, USP, …
• A large range of capacities : from 5 000 to 100 000 ton per year.