Hydroxyethylcellulose (HEC) bụ polymer soluble mmiri nke a na-ejikarị na-emepụta gels n'ihi na ọ na-eme ka ọ sie ike, na-eme ka ọ dị ike na gelling. A na-eji gels HEC na ngwa dị iche iche, gụnyere ngwaahịa nlekọta onwe onye, ọgwụ na nri. Iji mepụta gel HEC, polymer ...
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