... , light yellow liquid of relatively low volatility. JD DBU catalyst (1, 8 Diazabicyclo (5, 4, 0) undecene-7) is a clear ... with water and is soluble in most organic solvents.Specifications: 1) Appearance: clear, light yellow liquid2) Sales specification: 99% min.3 ... .4) Flash point: 96°C5) Specific gravity at 25°C: 1.076) Water solubility: solublePacking:180kg/drum 1, 8-Diazabicyclo (5.4.0 ...