Table 7.
Total and inorganic arsenic contents in some herbs from the present study compared to the available literature data.
| Herb | Location | Total arsenic (ng/g wet wt) | Inorganic arsenic (ng/g wet wt) |
Reference |
|---|---|---|---|---|
| Bird's eye chili (Capsicum frutescens) |
EU | – | 9.00 | [10] |
| Thailand | 40.5 | 14.4 | Present study | |
| Cayenne pepper (Capsicum annuum) |
EU | – | 12.0 | [10] |
| Thailand | 16.4 | 7.80 | Present study | |
| Celery (Apium graveolens) |
EU | – | 10.9 | [10] |
| China | 72.1 | – | [11] | |
| Thailand | 3.40 | 2.90 | Present study | |
| Garlic (Allium sativum) |
China | 60.2 | – | [11] |
| Thailand | 8.00 | 3.20 | Present study | |
| Pepper (Piper nigrum) |
EU | – | 53.6 | [10] |
| Thailand | 119 | 26.9 | Present study | |
| Sweet basil (Ocimum basilicum) |
EU | – | 31.6 | [10] |
| Thailand | 18.6 | 8.60 | Present study |
– = no data.