成分/(mg/L) | 浓度1 | 浓度2 | 浓度3 |
SO42- | 1000 | 1000 | 1000 |
Cu2+ | 0.65 | 1.5 | 3 |
Mn2+ | 1.5 | 3 | 6 |
Fe2+ | 3 | 10 | 30 |
Cd2+ | 0.5 | 1 | 2 |