Hydroxyethyl cellulose (HEC) ndi polima yopanda ionic, yosungunuka m'madzi yochokera ku cellulose, yomwe ndi chinthu chachilengedwe chomwe chimapezeka m'makoma a zomera.Ili ndi ntchito zosiyanasiyana m'mafakitale osiyanasiyana, kuphatikiza mankhwala, zodzoladzola, chakudya, ndi zomangamanga, makamaka chifukwa cha ...
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