Synonyms : 1,3-bis(3-(4,5-dihydro-1H-imidazol-2-yl)phenyl)urea dipropionate Appearance: white or off white crystalline powder Molecular formula: C25H32N6O7 Molecular weight: 528.56 Standard : enterprise standard Assayú¦í²98.5% Heavy metalsú¦í_50ppm Loss on dringú¦í_3.0% Residue on ignitionú¦í_0.2% CAS: 55750-06-6. 25kg/drum.