Product description: Solvent Blue 45/Transparent Blue RLS C .I. NO:Solvent Blue 45 CAS NO:37229-23-5 Molecular Formula:C44H52N4O6S2 Application: Colorant for Plastic,Polymer,Fiber,Rubber,Gasoline,Oil,Fuel,Lubricants;Soap,Wax,Candle, Transparent paint, Shoeshine,Smoke,Printing ink,Pen ink,Detergent,Fertilizer,Adhesive Other names: Transparent Blue RLS Blue RLS Blue S-RLS Blue RS Physical and Chemical properties: Test items Specification Appearance BLUE POWDER Shade GREENISH Heat resistance 300 °C min Light fastness 7 Acid resistance 4-5 Alkali resistance 4-5 Water resistance 5 Density 1.30 g/cm3 Residue on 80 mesh 5.0% max Water soluble 1.0% max Volatite 105 °C 1.0% max Tinting strength 100±2 %