Nka surfactant idafite ionic, hydroxyethyl selulose (HEC) ifite imitungo ikurikira usibye kubyimba, guhagarika, guhambira, flotation, gukora firime, gutatanya, kugumana amazi no gutanga colloide ikingira: 1. HEC irashonga mumazi ashyushye cyangwa akonje. , kandi ntagusha kuri tem tem yo hejuru ...
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