Nws feem ntau yog siv los ua flocculant thiab qee zaum ua ke nrog algicide. Cov npe lag luam muaj xws li agequat400, St flocculant, liab kho, miv floc, thiab lwm yam. PDMDAAC muaj cov nyhuv synergistic nrog wscp thiab poly (2-hydroxypropyl dimethyl ammonium chloride). 413 feem ntau yog siv los ua ...
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