Dab tsi yog chitosan

Chitosan, tseem hu ua deacetylated chitin, tau txais los ntawm deacetylation ntawm chitin dav dav hauv qhov xwm txheej. Nws lub npe tshuaj yog polyglucosamine (1-4) - 2-amino-bd qabzib. Nws tseem yog lub ntsiab tseem ceeb ntawm cws plhaub thiab crab plhaub hauv qhov xwm txheej. Txij li thaum Fabkis Rouget thawj zaug tau txais chitosan hauv xyoo 1859, cov khoom zoo heev ntawm cov khoom siv ntuj no, xws li kev ua haujlwm lom neeg thiab kev sib raug zoo, kev sib raug zoo ntawm cov ntshav, kev nyab xeeb thiab kev puas tsuaj microbial, tau txhawj xeeb los ntawm txhua qhov chaw ntawm lub neej. Chitosan daim npog qhov ncauj, raws li lub npe qhia, yog ib feem ntawm chitosan daim npog qhov ncauj, uas muaj lub luag hauj lwm ntawm chitosan.