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Heritage Science
Fig. 12 | Heritage Science

Fig. 12

From: Towards a novel strategy for soot removal from water-soluble materials: the synergetic effect of hydrogels and cyclomethicone on gelatine emulsion-based photographs

Fig. 12

A Gellan gum gel (2%) flakes with 30% EtOH on the silver gelatine print before cleaning, B Location of densitometry measurements C Silver gelatine print before contamination, D Silver gelatine print after contamination, D1 Microscopic enlargement (200x) before cleaning, E Silver gelatine print after gel cleaning, E1) Microscopic enlargement (200x) after cleaning

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