Purity 99.7% Item JH-3031K Average Molecular Weight 3000 Hydroxyl Value mgKOH/g 54.5-57.5 Viscosity (25¡ãC) mPa.S 850-1200 Acid Value mgKOH/g 0.05max PH VALUE 5.0-7.0 MOISTURE(%): 0.05MAX Color Degree( Pt-Co ) 50max K content% 0.0005max Unsaturation mmol /g 0.05 max