... Insoluble %<=0.3% Color:yellow Polyaluminium chloride(PAC)PAC referred to as PAC, usually referred to as Basic aluminum chloride, ... of the extent of aggregation. N on behalf of PAC products neutral level. The color yellow, or yellow ... coagulant for the low-molecular crystal salt. The PAC's structure consists of multiple complex patterns varied composition ... 0002Hg%≤0.000010.00001Cr6+%≤0.00050.0005 PAC 30%