BS EN 1390:2020 pdf free.Wood preservatives – Determination of the eradicant action against Hylotrupes bajulus (Linnaeus) larvae一Laboratory method.
BS EN 1390 1 Scope This document specifies a method for the determination of the eradicant action of a surface application of a fast and a slow acting wood preservative product or a deferred acting wood preservative product on solid wood infested with larvae of Hylotrupes bajulus (Linnaeus). This method is applicable to: 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; or water-soluble products, for example, salts. NOTE An ageing procedure cannot be combined with this method. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN ISO 3696, Water for analytical laboratory use – – Specification and test methods (ISO 3696) ISO 835:2007, Laboratory glassware一Graduated pipettes.The wood shall be free from visible cracks, stain, decay, insect damage and other defects. The wood shall not have been water-stored, floated, chemically treated or steamed. The wood should preferably be felled in winter. Wood that has been kiln dried at temperatures below 60 °C may be used. The wood should not have been stored for more than five years. The wood shall be exclusively sapwood containing lttle resin and having between two and a half annual rings per 10 mm and eight annual rings per 10 mm. The proportion of latewood in the annual rings shall not exceed 30 % of the whole. It is recommended to use test specimens of a similar growth rate within a single test.The test specimens shall originate from a minimum of three trees or shall be taken at random from a stock originally of more than 100 test specimens.BS EN 1390 pdf download.