water chemical Light yellow powder PAC 30% at least

Poly aluminium chloride (PAC)
We are one of the largest producer of watertreatment chemical in Central China
Purity: 28%-31%
Our company specialized in manufacturing the water treatment chemicals for 15 years. In 2001, we started to exporting. And the product sells very well in the word market.

Specifications of Spray dried process:

Appearance
Light yellow powder
Relative density(20 )
---
AL2O3, %,≥
30.0
29.0
28.0
Basicity,%
40-90
Water insoluble substance,%,≤
0.3
0.5
1.0
PH value(1% aqueous solution)
3.5-5.0
SO2-,%, ≤
9.8
Ammoniacal nitrogen,%, ≤
0.01
---
As,%, ≤
0.0002
---
Mn,%, ≤
0.0075
0.10
---
Cr 6+ ,%, ≤
0.0005
---
Hg,%, ≤
0.00001
---
Pb,%, ≤
0.001
---
Cd,%, ≤
0.0002
---


Specifications of Roller dried process:

Appearance
Light yellow powder
Relative density( 20 )
-
AL 2 O 3, ≥, %
30.0
29.0
28.0
Basicity,%
40-90
Water insoluble substance,%,≤
0.5
1.0
1.5
PH value(1% aqueous solution)
3.5-5.0
SO 2- ,%, ≤
9.8
Ammoniacal nitrogen,%, ≤
0.01
-
As,%, ≤
0.0002
-
Mn,%, ≤
0.0075
0.10
-
Cr 6+ ,%, ≤
0.0005
-
Hg,%, ≤
0.00001
-
Pb,%, ≤
0.001
-
Cd,%, ≤
0.0002
-


Dosage:


River water (ppm)
Industry circulation water
(ppm or g/mt)
Living polluted water
(ppm or g/mt)
Industrial polluted water
(ppm or g/mt)
Paper making glue
(%)
Drought period
Flood period
Dosage
5-10
20-100
10-50
50-200
200-500
2-3