Hydroxyethylcellulose (HEC) is nonionic, mvura-soluble polymer inotorwa kubva muselulosi kuburikidza nenhevedzano yemakemikari maitiro. Inoshandiswa zvakanyanya mumaindasitiri akasiyana siyana, kusanganisira indasitiri yemafuta negasi, ichiita basa rakakosha mukuchera uye kupedza mvura. Muchirevo chechinyorwa ichi, HEC inoita senge rheol ...
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