COBALT GLASS PLATES, 2″ X 2″, PK/6, 6,
Item Description:
COBALT GLASS PLATES, 2" X 2", PK/6
Product Family Description:
High-quality dark blue cobalt glass filter is used in sodium and potassium salt flame tests. When a flame is viewed through this filter, the color orange is blocked so that a violet-colored flame is visible. Sold as packs of 6.