Name of indicator:
|
Drinking water grade
|
Industry water grade
|
|
Standard
|
Result
|
Result
|
|
Al2O3 % ≥
|
29.0
|
30
|
29.8
|
Basicity %
|
40 -90
|
80.65
|
83.9
|
Water insoluble% ≤
|
0.6
|
0.1
|
0.2
|
PH value (10g/L water solution)
|
3.5 ~ 5.0
|
4.0
|
3.8
|
As % ≤
|
0.0002
|
0.0001
|
|
Pb% ≤
|
0.001
|
0.0005
|
|
Cd% ≤
|
0.0002
|
0.0001
|
|
Hg % ≤
|
0.00001
|
0.000002
|
|
Cr6+ % ≤
|
0.0015
|
0.001
|
|