|
Name of Index
|
Index
|
|||||
|
Drinking water
|
Non-drinking water
|
|||||
|
Liquid
|
Solid
|
Liquid
|
Solid
|
|||
|
Premium grade
|
First grade
|
Premium grade
|
First grade
|
|||
|
Content of AL2O3/%
|
10.0
|
10.0
|
30.0
|
28.0
|
10.0
|
27.0
|
|
Fe2O3%
|
1.0-2.0
|
1.0-5.0
|
1.0-2.0
|
1.0-5.0
|
||
|
Basicity％
|
40-95
|
40-95
|
40-95
|
40-95
|
40-95
|
40-95
|
|
Density(20℃)/(g/cm3)
|
1.15
|
1.15
|
-
|
-
|
1.15
|
-
|
|
Content of water-insoluble/%
|
0.1
|
0.3
|
0.3
|
1.0
|
0.5
|
1.5
|
|
PH(1%aqueous solution)
|
3.5-5.0
|
3.5-5.0
|
3.5-5.0
|
3.5-5.0
|
3.5-5.0
|
3.5-5.0
|
|
Content of ammonia nitrogen％
|
0.01
|
0.01
|
|
|||
|
Content of As％
|
0.0001
|
0.0002
|
||||
|
Content of Pb％
|
0.0005
|
0.001
|
||||
|
Content of Cd％
|
0.0001
|
0.0002
|
||||
|
Content of Hg ％
|
0.00001
|
0.00001
|
||||
|
Content of Cr6+ ％
|
0.0005
|
0.0005
|
||||
