Glow in the Dark Powder, Fluorescent Purple to Blue (10 Grams)

A daytime purple glow in the dark pigment powder that glows a dark blue. This strontium aluminate phosphorescent powder is not-encapsulated with an average micron size of 30-40 um. Quick charge with long afterglow. It can be mixed with most clear mediums such as water & acrylic paint, resin, epoxy, silicone, gel candles, plastic, nail polish, rubber, glue, top coat sealants and many more. All our glow pigments are of the highest quality available. Glow brightness is very strong at first to 910 mcd/m2 after 1 minute to 25 mcd/m2 after an hour. It will continue to glow for over 6 hours until it goes dark. It can recharge for up to 20 years with any light source in and out doors. Our glow powder also glows brilliant under a black light. Environment friendly, not toxic, hazardous, flammable or radioactive. Contains no soluble heavy metals. No electricity, wiring, or battery power required. 100% Reliable and green. Not food save. Truly a lifetime investment.