Table 1 Surface elemental composition as determined by XPS and expected theoretical amount of iron and chlorine.

From: Fe-functionalized paramagnetic sporopollenin from pollen grains: one-pot synthesis using ionic liquids

Component

Position (eV)

Experimental relative amount (%)

Theoretical relative amount (IL) (%)

Fe

711.3

34

20

Cl

198.0 and 200.0

66

80

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