Making Sodium Silicate or Water Glass - ThoughtCo
Prepare Sodium Silicate . Wear proper safety gear, which includes gloves. Heat 4 to 8 grams of sodium hydroxide in 10 milliliters of water. Once the sodium hydroxide is dissolved, slowly add 6 grams of crushed silica gel beads. Heat the solution between additions. If the crushed beads won't dissolve, add a little more water to the solution.