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chitin derivatives

Chitin is next cellulose the most widely used polysaccharide on earth. It serves the structure formation and comes for example in the cell wall of mushrooms, in the shell of crustaceans and in the shell of insects. The substance is highly positively charged and is used in wastewater treatment as a filter material for the separation of negatively charged substances, as a starting material for bioplastic, as well as in medicine as replacement skin for burns and as an anti-inflammatory substance. The derivative chitosan is produced from chitin and has fungicidal. bactericidal, hemostatic and heavy metal binding properties. Chitosans have long been used in fruit juice production for clarification, reduction of tannin and color stabilization. The derivative chitin-glucan occurs mainly in the fungus kingdom.

In 2009 in Zagreb at the General Assembly of the OIV Chitosan and chitin-glucan approved for wine treatment, which then on 21 January 2011 by a EU Regulation expanded at EU level. However, chitin derivatives are permitted only from fungal cultures, because of products from crustaceans allergenic Effects are known. Both derivatives are used in clarify of must as well beautiful used by wine. The cider facilitates clearing, as well as a preventive treatment of protein haze achieved. The effects of wine are preventing the iron or copper turbidity, pollution control such as Ochratoxin A, as well as population inhibition of microorganisms in particular Brettanomyces, See also below glucanases,

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