Polyaluminium Chloride (short for PAC) is an inorganic polymer coagulant. It is a polymer water treatment agent with high molecular weight and high charge, which is produced by the bridging effect of hydroxyl and the polymerization of adding anions
Poly aluminium chloride （Yellow powder ) GB-15892-2009
|
Item |
Product grade |
|
|
Drinking grade |
Industrial grade |
|
|
Content of Al2O3 |
28--30% |
22--29% |
|
Basicity % |
40--90 |
|
|
Appreance |
White powder,Light yellow powder |
Yellow Powder,Dark Yellow Powder,Brown Powder |
|
PH(1%aqueous solution) |
4.0 |
4.1 |
|
As% |
≤0.005 |
|
|
Cd% |
≤0.002 |
|
|
Hg% |
≤0.00001 |
|
|
N% |
≤0.01 |
|
|
Cr+6% |
≤0.0005 |
|
Poly aluminium chloride （white powder ) GB-15892-2009
|
Item |
Physical form |
|
|
Liquid |
solid |
|
|
Content of Al2O3 |
10% |
30% |
|
Basicity % |
40--90 |
|
|
PH (1%aqueous solution) |
3.5--5.0 |
|
|
As% |
≤0.0002 |
|
|
Cd% |
≤0.002 |
|
|
Pb% |
≤0.001 |
|
|
Hg% |
≤0.00001 |
|
|
Cr+6% |
≤0.0005 |
|
Polyaluminium chloride application
1.drinking water and sanitary sewage .
2.Industrial water ,industrial waste water ,mine and water for oilfield injection ,chemical waste water in industry of paper -making ,metallurgy washed coal and leather .
