Ochranné prostředky na dřevo - Zjišťování ochranné účinnosti proti Anobium punctatum (De Geer) pozorováním kladení vajíček a přežití larev - Část 1: Povrchová ochrana (Laboratorní metoda) (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN EN 49-1
Classification mark: 490693
Catalog number: 501138
Publication date standards: 1.2.2017
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Czech technical standard
Kategória: Technické normy ČSN

Annotation of standard text ČSN EN 49-1 (490693):

This European Standard specifies a method for the determination of the protective effectiveness or the toxic values of a wood preservative against infestation by Anobium punctatum (De Geer) when the product is applied as a surface treatment to wood. This method is applicable to: - water-insoluble chemicals that are being studied as active insecticides; - organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; - organic water-dispersible formulations as supplied or as prepared in the laboratory by dilution of concentrates; - water-soluble materials, for example salts. NOTE: This method may be used in conjunction with an ageing procedure, for example EN 73