Melamine powder 99.8% 1,High quality,competitive price. 2,Supply best service . 3, ... : White, crystalline, slightly water-soluble solid.Specification: ItemTop GradeFirst GradePurity,%,≥99.899.0Moisture,%,≤0.10.2PH value7.5-9.5Ash,%, ≤0 ... adhesive,flame accelerant, efficient cement water reducer, steel diluted agent. Melamine white powder 99.8%