Hydroxyethylcellulose (HEC) ni polymer ikemura amazi ikoreshwa cyane mu nganda zitandukanye zirimo ubwubatsi, ibiryo, imiti n’ibicuruzwa byita ku muntu. Nibintu bisanzwe, biodegradable biva muri selile, karubone ya hydrata iboneka murukuta rwibimera. Mu mwenda usanzwe wamabuye, H ...
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