Research Letter
Selected Area XPS Analysis for Identification of Pigment Compounds in Microscopic Paint Flakes
Table 2
Lead 4 f binding energies, chemical state, and quantification.
| Energy (doublet) eV | Chemical state | Relative amount |
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| 137.3 (142.0) | PbO or PbS [11] | 10.8% | 138.3 (143.0) | PbS [12] | 17.4% | 139.3 (144.0) | PbS [12] | 71.8% |
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