Blue Glow-in-the-Dark or UV (Ultraviolet) Pigment Powder. Average Particle Size: 50 Microns (UM) Brilliance Data: 1 Minute: 950 mcd/m2 10 Minutes: 220 mcd/m2 60 Minutes: 42 mcd/m2 Glow for 8 hours + Glow Color: Blue UV Color: Blue Day Color: Off-white color during the day and an appealing sky-blue glow at night or in the dark. Composition: This is made from Strontium Aluminate doped with Dysprosium and Europium, the latest generation of glow powder. This is not Zinc Sulfide powder, so you get a much better quality product. GLOW-IN-THE-DARK Products: Blue Glow-in-the-Dark Pigment Powder is the third strongest glow-in-the-dark pigment powder color on the market. Our glow-in-the-dark pigment powder, sometimes known as a photoluminescent pigment, can be charged and discharged many thousands of times, making it very economical to use.
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