Amount of coating on mineral-coated paper, Useful Method UM 542 (2015)
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This method is suitable for the ordinary types of mineral coatings. It may not be effective for special types, such as where lacquers or other materials are used to impart a high degree of water resistance. It is not suitable for coatings containing synthetic binders.
NOTE 1: The exact publication date of this method is unknown, but it is based on a literature publication from 1930 (see Literature cited). The user of this UM shall determine applicability to any current papers on which the test is performed.