1/20
Sulfate
2/20
Ammonium
3/20
Hydrogen Phosphate
4/20
Hydroxide
5/20
Chlorite
6/20
Hypochlorite
7/20
Chlorate
8/20
Sulfite
9/20
Nitrate
10/20
Acetate
11/20
Dihydrogen Phosphate
12/20
Cyanide
13/20
Hydrogen Carbonate
14/20
Chromate
15/20
Carbonate
16/20
Permanganate
17/20
Perchlorate
18/20
Nitrite
19/20
Dichromate