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 ... % 99.38%Conclusion the about product complies with Usp31Use in pharmaceutical Urea Pharmaceutical Grade