These small pigments are the primary for each afterglow - so you can make your own very cheap fluorescent color. These so-called Farbbasis you need to bind the materials and that can also be a normal wallpaper paste. Better is certainly a clear coat on acrylic base. 250g - 300g for about 1 liter of rich color, but the intensity so you can determine yourself. In any case, it is recommended to use as a primer for phosphorescent colors is always a white reflective layer, since the luminosity is greatly enhanced. Have fun trying!
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