In a previous article mentioned, the formaldehyde content of furniture and decoration materials can not be zero.

　　 

　　Writer learned from the relevant department employees, the current home improvement products testing are: drying gas detection method, climate chamber test method, and extraction method. However, the extraction method will cause some damage in testing, therefore, it is not recommended.

　　

　　In the early July 2002, when the national standard formaldehyde emission been released, formaldehyde emission standards set forth in the floor is less than or equal to 1.5mg / L shall comply with the requirements and meet indoor environmental health requirements. All formaldehyde emission does not reach the new national standard requirements with or without the new national standard test floor, can be regarded as non-green floor.

　　

　　At the time of purchase, should pay attention to your body accredited manufacturer to produce the relevant noti.