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Heritage Science

Table 5 Global colour changes calculated between the not treated surface and after coating application (NT-P), and between the not treated surface and after ageing and cleaning of the coating (NT-PAC)

From: “Mi Fuma il Cervello” self-portrait series of Alighiero Boetti: evaluation of a conservation and maintenance strategy based on sacrificial coatings

  

∆E

NT-P

NT-PAC

Talken

A

2.9

4.7

Dupli color

B

2.9

14.8

Saratoga

C

2.2

5.5

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