... -2005Environmental protectionno asbestos,formaldehyde content<0.1mg/LAcoustical performancecomply with the requirements of JC/T670-2005ColourwhiteDensity280-320kgs/m3Dimension300x600mm, 300 ... edge, adhesive and nails edge, concealed edge, shiplap edge, and liner shiplap edge.Thickness12mm, 14mm, 15mm, 16mm,18mm, 20mm, 21mm, ... tell me your detailed requirement Mineral Ceiling Panel With CE Certificate