Polyacrylamide (PAM) yog linear polymer nrog flocculation, adhesion, luag txo, thiab lwm yam khoom. Raws li Polymer Organic Flocculant, nws yog dav siv hauv kev kho dej. Thaum siv PAM, cov txheej txheem ua haujlwm raug yuav tsum tau ua raws li kom tsis txhob muaj tshuaj lom neeg. PAM Ad...
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