WARNING: Always work with Glass Free in a hood
1. For preparing glass plates for gel casting, Glass Free is to be used only on the removable upper plate. Clean the glass with detergent, water, distilled water, and methanol.
2. After the plate is thorougly dry immerse it in a dish of Glass Free for 5 minutes, making sure that all areas of the glass are well covered by the reagent. Remove any trapped air bubbles. Use latex, PVC or polyethylene gloves.