Research Article
Arsenic and Heavy Metals in Vietnamese Rice: Assessment of Human Exposure to These Elements through Rice Consumption
Table 1
Characteristics of the analytical method for the analysed rice samples.
| No | Elements | Method | Linearity range (μg/kg) | R2 | LOD (mg kg−1) | LOQ (mg kg−1) |
| 1 | As | ICP-DRC-QMS | 1.000–50 | 0.9999 | 0.0005 | 0.0017 | 2 | Cd | ICP-MS | 1.000–50 | 0.9998 | 0.0002 | 0.0007 | 3 | Co | ICP-MS | 1.000–50 | 0.9997 | 0.0013 | 0.0042 | 4 | Cr | ICP-MS | 1.000–50 | 0.9999 | 0.0218 | 0.0726 | 5 | Cu | ICP-MS | 1.000–50 | 0.9999 | 0.0025 | 0.0084 | 6 | Fe | AAS | 50–5000 | 0.9994 | 0.016 | 0.052 | 7 | Hg | CV-AAS | 0.05–1.0 | 0.9994 | 0.0001 | 0.0003 | 8 | Mn | AAS | 100–5000 | 0.9988 | 0.013 | 0.04 | 9 | Ni | ICP-MS | 1.000–50 | 0.9999 | 0.0036 | 0.0121 | 10 | Pb | ICP-MS | 1.000–50 | 0.9998 | 0.0028 | 0.0095 | 11 | Se | ICP-DRC-QMS | 1.000–50 | 0.9999 | 0.00420 | 0.0140 | 12 | Zn | ICP-MS | 1.000–50 | 0.9995 | 0.0727 | 0.2424 |
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