Table 6.
Comparison of thallium determination results in environmental samples using different atomic spectrometry techniques
| Sample | Preparative method | Analytical method | Detection limit | Reference |
|---|---|---|---|---|
| Air | Separated in a filter, dissolved in acid | ICP-AES | 1 μg g−1 | Sitting (1985) |
| Water | Treated with HNO3 | AAS | 0.1 mg L−1 | NIOSH (1984) |
| Water | Treated with HNO3 | AAS | 0.1 mg L−1 | APHA (1985) |
| Water | Treated with HNO3 | GFAAS | 0.1 μg L−1 | EPA (1983) |
| Wastewater | Acid digestion | ICP-AES | 40 μg L−1 | EPA (1983) |
| Solid waste | Acid digestion | AAS | 0.1 mg L−1 | EPA (1983) |
| Solid waste | Acid digestion | GFAAS | 1 μg L−1 | EPA (1983) |
| Solid waste | Acid digestion | ICP-AES | 40 μg L−1 | EPA (1983) |