Description
Pack of six high-quality, dark blue cobalt glass filters, 2″ x 2″. 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.
$17.70
COBALT GLASS PLATES, 2″ X 2″, PK/6
Weight | 0.20 lbs |
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Dimensions | 3.00 × 3.00 × 1.50 in |
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Ship to Residential |
Pack of six high-quality, dark blue cobalt glass filters, 2″ x 2″. 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.