Toothpaste is our daily necessities, careful consumers will notice the toothpaste back of the bottom is marked with the color of the flag "Green: natural; Blue: + natural medicines; Red: + natural chemical composition; Black: Pure Chemistry"

The problem lies in: On "Black pure chemistry," the barcode color, some consumers believe that black bar code label toothpaste ingredient is pure chemistry.

In fact, we as consumers do not have to worry about this problem, because on the basis of the report of the Trade and Industry Authority shows that toothpaste is actually the bottom of the color bar location and identification process for the production of toothpaste products Sealing time, known as the "electric eye fix "and it is often the color used is" green, blue, red, black. "

What is the electric eye positioning function?

Electric eye positioning function is used in the finished product, hose automatic filling and sealing machine positioning sensing. Toothpaste ingredients bottom color bar with the product without any relationship, so the black color represents pure chemical barcode statement is not correct. Another major component of toothpaste friction agents, wetting agents, surface active agents, binders, perfumes, sweetening agents, but does not trace the cause any harm to the chemical composition.