Invisible Spectrum Material

La description

Special Powder can make security inks
White color powder, can be used to produce different color ink, or mixed the powder into product  material directly, if the product or ink mixed the powder in it, use our spectrum tool (G****0) to detect,
Testing tool will give out sound and light indication, otherwise testing tool no any response. 
After the powder mixed into product, it will can not be found by any device, except our spectrum tool.
You can protect your product or trademark not to be fraud via this way. Type: T****0  
“special ink ,   special ink is no different from the appearance with the common ink, distinguish special ink and common ink, only use spectrum tool (G****0), to special ink, spectrum tool indication light is green and give “beep sound”, to common ink, spectrum tool indication light is red and give no sound.”   Type and Describe
Type: T****0
A kind of white powder, can be used for making special ink, or mixed into material of product, after be used, the powder is transparent (invisible) , the special powder only can be detected by spectrum tool.  You can distinguish which product is fraud through this way.