| 金属种类 | 样品测量值(mg/kg) | 标准等级 | 标准值(mg/kg) |
| Pb | 390.6 | A | <300 |
|
|
| B | <1000 |
| Cd | 486.5 | A | <3 |
|
|
| B | <15 |
| Zn | 2606.8 | A | <1200 |
|
|
| B | <3000 |
| Cu | 1946.7 | A | <500 |
|
|
| B | <1500 |