DIN EN 152-1:1989 Test methods for wood preservatives; Laboratory method for determining the protective effectiveness of a preservative treatment against biological stain in service; Part 1: Brushing procedure; German version
2012DIN EN 152:2012 Wood preservatives - Determination of the protective effectiveness of a preservative treatment against blue stain in wood in service - Laboratory method; German version EN 152:2011
1989DIN EN 152-1:1989 Test methods for wood preservatives; Laboratory method for determining the protective effectiveness of a preservative treatment against biological stain in service; Part 1: Brushing procedure; German version