Nyob zoo, qhov no yog cov chaw tsim tshuaj cleanwat los ntawm Tuam Tshoj, thiab peb lub hom phiaj tseem ceeb yog dej phwj decolorization. Cia kuv qhia ib qho ntawm peb lub tuam txhab cov khoom-DADMAC. DADMAC yog lub siab purity, aggregated, quaternary ammonium ntsev thiab siab ceev ceev cationic monomer. Nws qhov tsos yog xim ...
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