Table 1.
Maximum heavy metal content (mg/kg) of the herbal medicinal products
| Sample | Cr | Mn | Ni | Cu | As | Cd | Pb | Hg |
|---|---|---|---|---|---|---|---|---|
| HPA | 1.34427 | 3.34838 | 0.89544 | 8.32478 | 1.28474 | 0.0083 | 0.11961 | ND |
| HPB | 1.35674 | 3.33046 | 0.94961 | 8.13625 | 1.02657 | 0.00832 | 0.13969 | 0.00005 |
| HPC | 1.23508 | 3.92038 | 1.21877 | 8.78602 | 1.14446 | 0.00866 | 0.08068 | ND |
| HPD | 1.24268 | 2.28998 | 0.93383 | 8.57095 | 1.01004 | 0.00834 | 0.11712 | 0.002739 |
| HPE | 0.29191 | 0.84375 | 0.17287 | 1.75486 | 0.25989 | 0.00181 | 0.02338 | ND |
| HPF | 1.67602 | 2.82811 | 1.20886 | 9.171 | 1.35453 | 0.0083 | 0.0733 | ND |
| MRLs | 0.05 | 0.26 | 0.6 | 0.1 | 0.02 | 0.06 | 0.1 | 0.01 |
HPA-F: herbal product A-F; MRL: maximum residual limits; ND means not detected