Fluorescent brightener is a fluorescent dye, or white dye, is also a complex organic compound. Its characteristic is that it can stimulate the incident light to produce fluorescence, so that the dyed substance can obtain a gleaming effect similar to fluorite, so that the substance seen by the naked eye is very white, and the effect of whitening can be achieved. Because it can significantly improve the whiteness of paper, fluorescent whitening agents are widely used in the paper industry. In the production process of napkins, some companies also use fluorescent whitening agents to achieve the effect of improving whiteness.
Long-term exposure to fluorescent whitening powder has the potential to be detrimental to human health. At the same time, a large amount of whitening agent will make the object become very white and the brightness is too high, which will affect the health of vision.