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Table 2 Sn/Cu proportion in corrosion layers of samples based on SEM-EDS results

From: Micro-stratigraphical investigation on corrosion layers in ancient Bronze artefacts by scanning electron microscopy energy dispersive spectrometry and optical microscopy

  A B C D E
HT.33.04 8.72 0.15 - 0.41 -
HT.41.04 5.55 0.19 0.26 0.08 -
HT.48.04 12.33 0.48 0.33 0.16 -
HT.49.04 2.72 0.42 0.06 0.88 -
HT.50.04 0.17 0.20 1.40 0.14 0.21