Hydroxyethyl cellulose (HEC) yog non-ionic, dej-soluble polymer muab los ntawm cellulose, uas yog ib yam khoom ntuj pom nyob rau hauv lub cell phab ntsa ntawm cov nroj tsuag.Nws muaj ntau yam kev siv hauv ntau yam lag luam, suav nrog tshuaj, tshuaj pleev ib ce, khoom noj, thiab kev tsim kho, feem ntau vim nws ...
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