Wear proper personal protective equipment in lab:
Safety glasses
Nitrile gloves
Lab coat
Long pants
Closed toed & heeled shoes
Be mindful when heating solutions:
Monitor the temperature of the sandbath.
Hot glass looks like cold glass!
Several substances used in this experiment are corrosive. If any of the solutions below come into contact with your skin or eyes, flush the affected area for at least 5 minutes.
hydrochloric acid (HCl) solution
potassium hydroxide (KOH) solution