BS EN 20-1:2023 Wood preservatives. Determination of the protective effectiveness against Lyctus brunneus (Stephens). Application by surface treatment (laboratory method)
1970BS EN 20-1:2023 Wood preservatives. Determination of the protective effectiveness against Lyctus brunneus (Stephens). Application by surface treatment (laboratory method)
0000 BS EN 20-1:1992(1999)
1992BS EN 20-1:1992 Wood preservatives - Determination of the protective effectiveness against Lyctus brunneus (Stephens) - Application by surface treatment (laboratory method)