MOOC: Instrumental analysis of cultural heritage objects

SELF TEST 7

Which of these tasks are more suitable for WD-XRF|SEM-EDS and ICP-MS? 

     Determining the pigment in the different layers of a small paint sample.

    Accurately quantifying the content of the main elements in a clay sample weighing 42 mg.

     Determining the approximate elemental composition of a sewing needle from the 18th century.

     Determining the type of mordant used in dyeing of a small thread of wool.

     Determining the trace element pattern in a potsherd in order to get information for assigning its origin.

    Accurately quantifying the content of the main elements in a clay sample weighing 3.27 g.

Which non-destructive analytical techniques are most suitable for the determination of canvas fibre? (There can be one or more correct answers)

Which of these analytical techniques can be used for the analysis of the chemical composition of varnish from the polychrome object? (There can be one or more correct answers)

Which of these analytical techniques cannot be used for the analysis of the chemical composition of clays? (There can be one or more correct answers)