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Cobalt Blue Glass Filter Lens 2" x 2"

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Lighthouse Educational
$3.99
SKU:CB2
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 Product Description

 
COBALT BLUE GLASS FILTER 2" x 2"
               For use in Sodium Flame Testing
 
  • Optical Filter in the Sodium Flame Test to filter out the yellow flame caused by the contamination of sodium.
  • Expands the ability to see violet and blue hues.
  • Used in Science Olympiad Forensics.
  • Used in other chemistry experiments that filter out sodium and potassium.

 

          Caution:  Glass Products can have sharp edges

 

 

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