... .Method:HG/T 3266-2002 4.Qty:20'FCL=20MTs Thiourea (thiocarbamide) 99%min. 1).Character White, glazed crystal, bitter, soluble ... .02%maxThiocyanate (CNS)0.02%maxMelting pointCentigrade degree1713) Use:1, thiourea can be used in drug and feed additive 2, bleaching ... , used to produce cold wave lotion; 10, used to produce thiourea dioxide ; 11, chemical reagent; 12, blueprint used in blueprint and clean ...