... :The materials are the luminous materials for manufacturing T8-T12 fluorescent lamps.4.Technology index:a. Appearance: white powder;b. Visible ... -style fluorescence light powder, widely used in Compact Fluorescent Lamp (CFL), Cold Cathode Fluorescent Lamp (CCFL), neon light, LED light, plant-growing ... light, UV light, Plasma Display Panel (PDP) and so on. fluorescent tube lamp halogen phosphor powder