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Table 1 A summary of prepared samples

From: Methodology for infrared spectroscopy analysis of sandwich multilayer samples of historical materials

Sample name

Barrier method

Embedding method

Grinding/Polishing

Sample KBr

No

KBr powder

Manually, dry

Sample D

No

Dentacryl (acrylic resin)

Wet

Sample DC

Cyclododecane - solution

Dentacryl (acrylic resin)

Wet

Sample DCt

Cyclododecane - melt

Dentacryl (acrylic resin)

Wet

Sample P

No

Polylite (polyester resin)

Wet

Sample PC

Cyclododecane - solution

Polylite (polyester resin)

Wet

Sample PCt

Cyclododecane - melt

Polylite (polyester resin)

Wet

Sample PS

Liquid glass

Polylite (polyester resin)

Wet

Sample PH

Aqueous dispersion of polyvinyl acetate

Polylite (polyester resin)

Wet

Sample P-C

Carbon coating

Polylite (polyester resin)

Wet

Sample P-Au

Gold sputtering

Polylite (polyester resin)

Wet

Sample no.1 (Polyester resin)

No

Polylite (polyester resin)

Wet

Sample no.1 (KBr)

No

KBr powder

Manually, dry