Polyaluminium Chloride PAC powder (CAS NO.1327-41-9) is one kind of coagulant or flocculant.It belongs to inorganic salt.Polyaluminium Chloride PAC is widely used for waste water treatment and drinking water treatment.

There are two kinds of Polyaluminium Chloride PAC.one is PAC roller dried ,the other is PAC spray dried.And from the color differences,we have Polyaluminium Chloride PAC white ,light yellow,yellow and brown powder.

For PAC yellow 28% tech grade,we have three types as below,

1st ,PAC yellow 28% spray dried filtered

2nd,PAC yellow 28% spray dried non filtered

3rd, PAC yellow 28% roller dried filtered