Carrageenan is some kind of algin that is extracted from natural rhodospermous plants living in deep ocean. It can be made of products and semi-products of vatieties.k-carrageenan is a most familiar state of carrageenan which is polysaccharide containing a crosslinking structure by D-galactose-4-sulfate and 3,6-dehydrated-D-galactose.It is also recognized as a functional food additives for its benefits to human body.Carrageenan used for industrial ways is mainly categorized into two types:kappa-carrageenan and iota-carrageenan,which contains perfect flexibility,great solvability,emulsibility and stability.Carrageenan is used as gelatinizer,thickening agent and stabilizer in can products,dairy products and meat products.It also applied in making ice-cream,jelly and pudding,beverages,candies,condiments,bread and cakes,butter and cheese,wine and beer in food industry as well as toothpaste,detergent and cosmetics,etc.in chemical industry.It has the amazing power of changing original products into improved quality ones.
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