... 7 days. Melamine powder 99.8% MW: 126.12oCis an important heterocyclic organic chemical raw materials, Physical properties: white crystalline powder, non-toxic, tasteless ... ), platinum-cobalt color ≤ 20Uses Is widely used in wood, plastic, paint, paper, textile, leather, electrical, pharmaceutical and other industries. Storage: ... were mixed storage transport. CAS NO.123-63-7 99.8% powder Melamine