thickener with central transmission for bentonite strict quality control

Pharmaceutical applications of chitosan ScienceDirect

1. Introduction. Chitosan (CS) is the most important derivative of chitin which is prepared by the alkaline deacetylation of chitin .Chitosan structure is comprised of 1,4 linked 2 amino 2 deoxy d glucose (deacetylated d glucosamine) and N acetyl d glucosamine units .According to United States Food and Drug Administration (USFDA), it is a GRAS (Generally Recognized as Safe) material

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10 +cotobaiu+

(EiPhonics 2015) (EiPhonics 2016)

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No. 188, Xinhai Street, Fushan high-tech industrial development district, Yantai, Shandong, China
 

Beijing Branch

D501/D505, Lifi Space, Sixinzhuang Street, Chaoyang District Beijing, China
 

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