| Alkali factory wastewater is characterized by great quantity,strong alkalinity and serious pollution to the environment.The wastewater the processing effects are compared by anion,positive ion and non-ionic PAM.The effects are not very ideal.However,if the compound use of match the inorganic flocculant with these three kind of organic high polymer flocculant,the effects are very good;the dosage of organic high polymer flocculant is few,flocculent time is short,the vitriol flower is big and solid,sedimentati... |