Peb lub tuam txhab tshwj xeeb hauv kev muab cov polyacrylamide, kev tsim khoom thiab cov khoom zoo yog nyob rau hauv kev lag luam ua theem. Polyacrylamide yog linear dej-soluble polymer, raws li nws cov qauv, uas yuav muab faib ua non-ionic, anionic thiab cationic polyacrylamide. Peb lub tuam txhab muaj ...
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