White columnar crystal Density: 1.573/cm3 Melting point: 354 degree Melamine powder 99.8%Product DescriptionCategories: Chemical materials Formula: C3H6N6 Exclusive standard: GB/T9567-1997 Specification Top gradeFirst-gradePurity,%≥99.899Moisture,% ≤0.10.2PH value7.5-9.5Ash,% ≤0.030.05Water dissolve test of formadehyde Turbidity(kaolin)≤Chroma(Hazen)Unit-(Pt-Co)≤20302030 Glycol, glycerin, ...