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prEN 17488

Conservation of cultural heritage - Procedure for the analytical evaluation and selection of cleaning methods for porous inorganic materials used in cultural heritage

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prEN 17488
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prEN 17488
This document gives the test methodology for evaluation of both harmfulness and effectiveness of a cleaning method as applied to porous inorganic materials. These include materials such as natural or artificial stone, included those with painting layers as finishes. Evaluation admits the use of on site instrumental analyses and the taking of samples to be studied in laboratory. Harmfulness evaluation has a priority over the effectiveness. This document applies to: a) all methods of cleaning, which have characteristics of parameterization and reproducibility (see EN 17138:2018). Part A; b) all new methods that are under development. Part B. This document applies to evaluate the optimum methods for cleaning and the optimization of the parameters of the selected cleaning process.
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