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