Keep bromine solution covered during demonstration. The Sodium Thiosulfate solution should be used to neutralize bromine. Neutralize any spills of bromine immediately and rinse any glassware that held bromine with the Sodium Thiosulfate solution. Glacial Acetic Acid is concentrated and will irritate skin. Wear gloves and safety goggles.
Hexane is flammable.
Do not let mixture get hot from the lamp. Wear gloves and goggles. Light source emits UV light and it is very bright. Do not direct its light towards the class or at a screen that reflects towards the class. Do not look directly at the light.