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Color Changing UV Beads (Approx 240)

# ASB100
 American Scientific

Expose them to sunlight and they immediately change from clear to colored.  Cover them up and within minutes they are clear again.

The UV Beads contain photochromic pigments that react to ultraviolet light by changing the bonds within the molecule. The beads are white in visible light.  In UV light they appear colored, depending on the pigment added.

Supplied approximately 240 /bag


Reactive wavelength

  300 to 360 nm


   8.8 mm


   6.3 mm

Inside Diameter

 3.8 mm

Price: $6.95
Color Changing UV Beads (Approx 240)
$ 6.95 New Available online
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