What is BS 5666-5 - Qualitative analysis of wood preservatives and treated timber about?   
5666-5 discusses method of analysis of wood preservatives and treated timber. The aim of BS 5666 is to provide the best industrial practice to determine the reliability of the wood preservative. 
BS 5666-2 is the second part of the BS 5666 series of standards that details procedures for the detection of preservative materials commonly found in organic solvent type and water-borne type preservative solutions and in preservative-treated wood.
Who is BS 5666-2 - Qualitative analysis of wood preservatives and treated timber for?  
BS 5666-2 on wood preservatives and treated timber is useful for:  
- Wooden furniture manufacturers  
- Water-borne type preservative solutions manufacturers 
- Organic solvent type preservative solutions manufacturers 
- Wooden products suppliers  
- Testing laboratories   
- Quality control personnel   
Why should you use BS 5666-2 - Qualitative analysis of wood preservatives and treated timber?   
The preservative treatment of timber or wood products involves the introduction of stable chemicals into the cellular structure of timber that protect the timber from hazards such as wood destroying organisms.
BS 5666-2 describes the preliminary inspection that includes visual examination, odour and differentiation of heartwood and sapwood in Pinus species. This helps to determine the specific characteristics of the particular preservative has.
BS 5666-2 provides qualitative tests for various preservative solutions which gives a basis for the assessment of the preventive action of a wood preservative when applied as a surface treatment.  This can help to ensure the protective activity of the wood preservative as per desired without having a negative response.  
