For Drinking water treatment: Quality Standard: GB/15892-2009 Al2O3: 29%~31%MIN Basicity: 60~90 Appearance: Light yellow powder PH: 3.5~5.0 Water insoluble matter: ≤ 0.6 Cadmium(Cd) ≤ 0.0002 Lead(Pb): ≤ 0.001 Arsenic(As): ≤ 0.0002 Chromium(Cr): ≤ 0.0005 Mercury(Hg): ≤ 0.00001 For Industrial wastewater treatment: Quality Standard: GB/T22627-2008 Al2O3: 28%~30%MIN Basicity: 30~95 PH VELUE: 3.5~5.0 Water insoluble matter: ≤ 1.5 Iron(Fe): ≤ 5.0 Lead(Pb): ≤ 0.006 Arsenic(As): ≤ 0.0015 Product Show polyaluminium chloride (PAC) The product is high-efficient ,cheap and nontoxic inorganic high molecular compound .It's easily soluble in water .In the hydrolytic process ,it is accompanied with the chemical processes such as electrochemistry ,coagulation ,absorption and precipitation .The product has the features inculding wide applicable range of PH value ,large granule ,and quick speed in sedimentation .It's widely used in treating the domestic drinking water ,domestic sewage and industrial waste water .
industry waste/drinking water grade for watertreatment usage