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Heritage Science
Fig. 3 | Heritage Science

Fig. 3

From: Novel nannofossils extraction methods from paintings, coupled with GC–MS for provenance determination and binder analysis

Fig. 3

Evaluation of the interaction between the solvent and the percentage of whole/broken calcareous nannofossils in the champagne chalk. The CC was only mixed with distilled water (H2O) for control. Peroxide (H2O2), ethanol (Eth), hydrochloric acid (HCl), xylene (Xyl) and the two chosen micro-emulsions (ME1, ME2) were tested as disaggregation solvents

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