Standard

NS-EN 20-2:2023

Dec 2023 Published

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Abstract

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.

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Standard from SN
Published: 15 December 2023
Edition: 2023-12
Version: 1
Document type: NAT
ISBN:

ICS 71.100.50
National Committee SN/K 95

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Replaces: NS-EN 20-2:1993
Refers: ISO 3696:1987
Adopted from: EN 20-2:2023 , 0

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NS-EN 20-2:2023

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NS-EN 20-2:2023

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NS-EN 20-2:2023

NS-EN 20-2:1993

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