Hydroxyethylcellulose (HEC) isiri-ionic, mvura-inonyungudika polima inotorwa kubva muselulosi, iyo inoshandiswa zvakanyanya mumaindasitiri akasiyana sezvizora, mishonga, chikafu, uye machira.Hunhu hwayo hwakasiyana hunoita kuti ive chinhu chakakosha mumigadziriso yakawanda, kusanganisira seyakakora, emulsifi ...
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