Ngaba i-hydroxyethylcellulose iyingozi? IHydroxyethylcellulose (HEC) yipolymer eyenziweyo evela kwi-cellulose, i-polysaccharide yendalo efumaneka kwizityalo. I-HEC yinto engeyiyo ityhefu, i-non-irritation, kunye ne-non-allergenic material esetyenziswa kwiimveliso ezahlukeneyo, kubandakanywa izimonyo, i-pharmaceuticals, kunye ne-f...
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