Hydroxyethylcellulose (HEC) ni polymer idafite ionic, amazi-elegitoronike ikomoka kuri selile, ikoreshwa cyane mu nganda zitandukanye nko kwisiga, imiti, ibiryo, n’imyenda. Imiterere yihariye ituma iba ingirakamaro mubintu byinshi, harimo nkibibyimbye, emulsifi ...
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