Metal | CNS1 | CCTS2 | CNP1 | Critical plant concentration | |
|
|
|
| A2 | B3 |
Cd | 0.01 - 2.0 | 3 - 8 | 0.10 - 2.4 | 5 - 30 | 4 - 200 |
Pb | 2.00 - 300 | 100 - 400 | 0.20 - 20 | 30 - 300 | - |
Cu | 2.00 - 250 | 60 - 125 | 5.00 - 20 | 20 - 100 | 5 - 64 |
Ni | 2.00 - 750 | 100 | 0.02 - 5 | 10 - 100 | 8 - 220 |
Zn | 1.00 - 900 | 70 - 400 | 1.00 - 400 | 100 - 400 | 100 - 900 |