ICP-AES常用谱线及检出限
元素 | 波长 λ/nm | 检出限 DL/(μg/mL) | 主要光谱干扰 |
Ag | 328.07 | 0.003 | |
Al | 309.27 396.15 237.34 308.22 | 0.008 0.01 0.01 0.025 | V, Fe, Mg Mo, Ca Mn |
As① | 189.04 193.76 | 0.03 0.04 |
Al |
Au | 242.80 267.60 208.21 | 0.008 0.02 0.03 | Mn Ta |
B | 249.77 249.68 208.96 (182.59) | 0.002 0.004 0.008 0.01 | Fe
Mo |
Ba | 455.40 | 0.0002 | |
Be | 313.04 234.86 | 0.0001 0.0002 | V |
Bi | 223.06 | 0.04 | |
Ca | 393.37 317.93 | 0.00002 0.003 | |
Cd | 214.44 228.80 226.50 | 0.002 0.002 0.003 | Pt As Ni |
Ce | 413.76 | 0.02 | |
Co | 238.89 228.62 | 0.004 0.005 | Fe |
Cr | 205.55 206.15 267.72 283.56 | 0.003 0.004 0.004 0.004 |
Bi, Zn, Pt Pt Fe |
Cu | 324.75 224.70 327.40 | 0.002 0.004 0.005 | |
Dy | 353.17 | 0.008 | |
Er | 337.27 | 0.005 | Ti |
Eu | 381.97 | 0.001 | |
Fe | 238.20 239.56 259.94 | 0.002 0.002 0.002 | |
Ga | 294.36 | 0.02 | |
Gd | 342.25 335.05 | 0.007 0.01 | |
Ge① | 209.43 265.12 | 0.02 0.03 |
Ta, Hf |
Hf | 277.34 273.88 264.14 232.25 | 0.008 0.008 0.01 0.01 | Cr, Fe Ti, Mo, Fe Fe, Mo Mo |
Hg① | 194.23 (187.05) 253.65 | 0.02 0.02 0.05 | V
Fe |
Ho | 345.60 | 0.004 | Er |
I | (178.28) (183.04) 206.24 | 0.008 0.02 0.1 |
Cu, Zn |
In | 230.61 | 0.04 | |
Ir | 224.27 | 0.02 | Cu |
K | 766.49 769.90 | 0.06 0.15 | Cu |
La | 394.91 379.48 | 0.002 0.005 | Ar Fe |
Li | 670.78 | 0.002 | |
Lu | 261.54 291.14 219.55 | 0.0005 0.003 0.004 | Er, Fe, V, Ni Er, V |
Mg | 279.55 279.08 | 0.00005 0.02 |
Ti |
Mn | 257.61 259.37 | 0.0005 0.0008 |
Fe, Mo, Nb, Ta |
Mo | 202.03 | 0.004 | Fe |
Na | 589.00 589.59 | 0.02 0.02 | Ar |
Nb | 309.42 316.34 | 0.005 0.005 | V |
Nd | 401.23 430.36 406.11 415.61 | 0.03 0.04 0.05 0.06 | Ce, Nb, Ti Pr |
Ni | 221.65 232.00 231.60 | 0.008 0.009 0.009 | Co, W Cr, Pt |
Os | 225.59 | 0.0004 | Fe |
P | 213.62 214.91 (178.29) | 0.05 0.05 0.1 | Cu Cu I |
Pb① | 220.35 | 0.03 | Pd, Sn |
Pd | 340.46 363.47 | 0.02 0.03 | V, Fe, Mo, Zr Co |
Pr | 390.84 422.30 | 0.02 0.025 | Ce, U |
Pt | 214.42 203.65 204.94 265.95 | 0.02 0.03 0.04 0.04 | Cd Rh, Co |
Rb | 780.02 | 0.3 | |
Re | 221.43 227.53 | 0.006 0.006 | Os, Pt, Pd Ag |
Rh | 233.48 249.08 343.49 | 0.02 0.03 0.03 | Sn Fe |
Ru | 240.27 | 0.02 | Fe |
S |