An inorganic fluorescent material of the fluorescent material and the organic fluorescent material.

The usual sense, refers to a fluorescent material by electron beam or the light of a specific frequency (rays) can be issued after irradiation of visible light of a certain class of materials. For example, often see used to test bloodstains luminous sheet (where to buy glow powder) reagent at the crime scene, and after the reaction with the iron in the blood (some say as hemoglobin) occurs with ultraviolet light that emits blue fluorescence.