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ČSN EN 20-2 (490688)
Wood preservatives - Determination of the protective effectiveness against Lyctus brunneus (Stephens) - Part 2: Application by impregnation (Laboratory method)
Translate name
STANDARD published on 1.6.2024
The information about the standard:
Designation standards: ČSN EN 20-2
Classification mark: 490688
Catalog number: 519070
Publication date standards: 1.6.2024
SKU: NS-1186169
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
The category - similar standards:
Annotation of standard text ČSN EN 20-2 (490688):
This part of the EN 20 series specifies a method for the determination of the protective effectiveness or the toxic values of a wood preservative against infection by Lyctus brunneus (Stephens) in wood which has been treated previously by full impregantion.
This method is applicable to:
- - water-insoluble chemicals which are being studied as active insecticides; or
- - organic formulsation, as supplied or as prepared in the laboratory by dilution of concentrates.
This method is applicable to water-based preservatives.
NOTE - This method can be used in conjuction with ageing procedures, which do not remove the added nutrient
Preview of the standard ČSN EN 20-2 (490688)
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