Review Article
Discrimination of Free-Range and Caged Eggs by Chemometrics Analysis of the Elemental Profiles of Eggshell
Table 2
Analysis of wavelengths of 16 mineral elements in free-range and caged eggshells.
| Element | Wavelength (nm) | Element | Wavelength (nm) |
| Zn | 213.85 | Pb | 220.35 | Cd | 226.50 | Co | 228.61 | Ni | 231.60 | Fe | 238.20 | Mn | 257.61 | Cr | 267.71 | Mg | 280.26 | Cu | 324.75 | Se | 361.38 | Ca | 393.36 | Al | 396.15 | Sr | 407.77 | Na | 589.60 | K | 766.49 |
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