Product Description Features: Multifunctional Magnesium Fireproof Board, Eco-Friendly Product, Halogen Free, Asbestos Free,Formaldehyde Free ,Mothproof ... Test of Building Component” GB 25970-2010 “Non-combustible Inorganic Compound Board” Density :900~1200kg/m3 Moisture content: 4-8% PH value ...