Table 5 The comparison of detection limit (DL) of five different methods
From: Gold determination in soil by ICP-MS: comparison of sample pretreatment methods
Analytical methods | DL (ng/g) | Reference |
|---|---|---|
ICP-MS after electric heating plate digestion, PUF enrichment, and thiourea desorption | 0.02 | This work |
ICP-MS after microwave digestion, PUF enrichment, and thiourea desorption | 0.04 | This work |
ICP-MS after microwave digestion, alkali fusion, and cation-exchange chromatography | 2.0 | Jarvis et al. 1997 |
ICP-MS after NiS fire assay and Te co-precipitation | 0.053 | Oguri et al. 1999 |
ICP-MS after extraction by an HClO4-HBr-HI-aqua regia mixture | 2.0 | Strnad et al. 2016 |