Nthawi zambiri amagwiritsidwa ntchito ngati flocculant ndipo nthawi zina amaphatikizidwa ndi algicide. Mayina amalonda akuphatikizapo agequat400, St flocculant, mankhwala apinki, mphaka wa floc, etc. PDMDAAC ili ndi synergistic effect ndi wscp ndi poly (2-hydroxypropyl dimethyl ammonium chloride). 413 imagwiritsidwa ntchito ngati co ...
Werengani zambiri