only E1 grade was retained
happywork (IP Logged)
09 November, 2017 09:44
<p>0.124 mg / cubic meter, limited identification E1. Formaldehyde release limit value and test methods with international standards, the implementation of the date of May 1, 2018. The standard is the only mandatory national standards for plywood and its products industry, first promulgated in 2001. 'The original standard formaldehyde </p>
<p>emission limit classifications are divided into E1 and E2, and E1 is more stringent than E2.' According to Duan Xinfang, a researcher at the Institute of Timber Industry, Chinese Academy of Forestry, the E2 standard was eliminated in the new standard, only E1 grade was retained, Formaldehyde release limited requirements, is conducive </p>
<p>to the protection of consumer health and environmental safety. China's formaldehyde emission limit for wood-based panels and their products are divided into two levels: E2≤5.0mg / L, E1≤1.5mg / L. The more stringent E0 grade (≤0.5mg / L) appears as a recommended standard in 'plywood' (GB / T9846.1 ~ 9846.8), is not </p>
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