Sample | Processing Method | RSD (%) | ||||
Cr | Cu | Zn | Cd | Pb | ||
Urine | Direct Dilution | 0.5 | 8.3 | 7.1 | 1.2 | 25.9 |
Wet Digestion | 9.9 | 1.8 | 9.6 | 7.6 | 4.4 | |
Microwave Digestion | 23.0 | 32.9 | 5.1 | 23.6 | 8.7 | |
Sweat | Direct Dilution | 8.1 | - | - | 73.0 | - |
Wet Digestion | 0.3 | 9.4 | 6.4 | 4.3 | 7.1 | |
Microwave Digestion | 15.2 | - | 38.2 | 8.5 | - |