Urea USP,BP,JP ,pharmaceutical grade,White crystal CAS:57-13-6 Molecular Formula:CH4N2O Purity: 99%min Urea USP,BP,JP ,pharmaceutical grade,White crystalCAS:57-13-6Molecular Formula:CH4N2OlMolecular Weight:60.06Melting point:132-135CRelative density:1.335g/ml at 25C(lit) Test Item Limit ResultResidue ≤0.1% 0.018%Melting range 132-135 oC conformAlcohol-insoluble matter ≤0.04% 0.013%Chloride ≤0.007 ...