Thiourea, thiocarbamide,Thiocarbamide or Sulfourea White crystal powder, bitter-taste, combustible Molecular Formula: (NH2)2CS I. Description of the ProductThiourea (also called Thiocarbamide or Sulfourea ... /T3266-1988 )Specifications Best grade Frist grade Qualified gradeContent of thiourea,% min 99.0 98.5 98.0Loss after heated,% max 0 ...