... 4. competitive price 5. Luminous powder Product detail:Luminescent pigment (Luminous powder) is self-luminous products made of alkaine earth, ... absorbance of visible light. Both the strength and duration of the emitted light are 30-50 times of those of traditional ... , signs and indicators, and for decorations. Application Fields:Applied in ink, paints, apparel, watches, switches, signs, fishing, ...