In different time periods of different water quality is the need to adjust slightly! Such as steel mill effluent .5 hours out of a black water, please adopt, out of 15 minutes, after the water becomes red, are a certain percentage, I am talking about rolling workshop, but their agents are always in black When the amount of high-temperature water required dose to dosing, so the final water turbidity is still not the ideal result. Maybe you guys are the same. Is your order of dosage correct? Polyaluminium chloride and polyacrylamide dosing agent order need to pay attention to add the first after the addition of aluminum amide These things are inorganic flocculant, and the temperature is still very different, but also a coagulant, because they are Is a mixture of use, the resulting magazine sometimes sunk sometimes floating may be because of your different water quality at different time intervals, dosing is based on mechanical dosing, 0