THE XRF REPOSITORY
元素类型 | As(ppm) | Pb(ppm) | Cd(ppm) |
LOD | 0.049 | 0.147 | 0.079 |
LOQ | 0.138 | ≤0.345 | ≤0.227 |
元素 | 样品 | HS-XRF | CV (n = 7) |
ICP-MS | 相对偏差 |
As | A01575 | 0.058 | 53% | 0.022 | 164% |
A01225 | 0.070 | 45% | 0.020 | 250% | |
A01905 | 0.114 | 39% | 0.104 | 10% | |
A01170 | 0.160 | 24% | 0.159 | 1% | |
A01417 | 0.165 | 25% | 0.152 | 9% | |
QC | 0.264 | 12% | 0.252 | 5% | |
A01365 | 0.277 | 17% | 0.295 | −6% | |
A01477 | 0.577 | 5% | 0.596 | −3% | |
Pb | A00413 | 0.124 | 49% | 0.072 | 72% |
A01905 | 0.170 | 41% | 0.124 | 37% | |
A01225 | 0.165 | 31% | 0.197 | −16% | |
A01170 | 0.251 | 27% | 0.238 | 5% | |
A01575 | 0.299 | 18% | 0.376 | −20% | |
QC | 0.504 | 13% | 0.570 | −12% | |
A01365 | 1.030 | 7% | 1.209 | −15% | |
A01913 | 1.320 | 5% | 1.188 | 11% | |
Cd | A01170 | 0.061 | 53% | 0.016 | 281% |
A01905 | 0.075 | 41% | 0.029 | 159% | |
A01365 | 0.100 | 26% | 0.120 | −17% | |
A01225 | 0.252 | 12% | 0.223 | 13% | |
A01913 | 0.258 | 9% | 0.286 | −10% | |
A00413 | 0.293 | 14% | 0.259 | 13% | |
QC | 0.583 | 4% | 0.67 | −13% | |
A01575 | 0.608 | 7% | 0.661 | −8% |