Hydroxyethylcellulose (HEC) yog ib qho nonionic, dej-soluble polymer muab los ntawm cellulose uas tau siv dav hauv ntau lub lag luam, suav nrog kev lag luam coatings ua cov thickener thiab stabilizer. Cov xim pleev xim rau xim, tseem hu ua xim xim dej, yog hom xim nrov uas siv dej ua cov cab kuj ...
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