Making soaps and detergents | Experiment | RSC Education
Making soap . a Place castor oil (2 cm 3) into a beaker (100 cm 3) using a dropping pipette, followed by ethanol (5 cm 3). Stir with a glass rod to mix. b Add sodium hydroxide solution (10 cm 3). c Prepare a waterbath containing near-boiling water from an electric kettle so that you can safely lower the small beaker into it without spillage.