... test before shipment ISO9001:2008 Certificate plant competitive price Melamine powder 99.8%CAS: 108-78-1 Chemical formula: C3N6H6 ... 6-triamino-1, 3, 5-triazino Appearance: White crystalline powder 2) Capability: 1000tons/month 3) Competitive price and timely ... :20max02. physical /chemcial data :(1) apperance : fine ,white crystalline powder ,wontoxic ,odorless(2) boiling point : >250 (sublimes )(3) ...