Items tagged with WEATHERING Files

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Durability of reaction to fire – performance: Classes of fire-retardant treated wood-based products in interior and exterior end use applications (NT FIRE 054)


  • This document prescribes the classification requirements for the durability of the reaction to fire performance of fire-retardant treated wood-based products to be used in interior and/or exterior end use conditions.

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Accelerated weathering of fire-Retardant treated wood for fire testing (NT FIRE 053)


  • The durability of a fire-retardant treatment of wood under exposure to accelerated weathering is covered by this standard. It is intended for fire-retardant treatment of wood by pressure impregnation, rather than simply by surface coating.

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Oil spill identification (NT CHEM 001)


  • The purpose of this NORDTEST Oil Spill Identification system is to establish identity or non-identity of a sample taken from a spill with samples taken from suspected sources.


Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.