Description
Pack of six high-quality, dark blue cobalt glass filters, 4″ x 4″. 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.
$50.52
COBALT GLASS PLATES, 4″ X 4″, PK/6
| Weight | 0.80 lbs |
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| Dimensions | 4.50 × 4.50 × 2.00 in |
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| Ship to Residential |
Pack of six high-quality, dark blue cobalt glass filters, 4″ x 4″. 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.