Product Description The Nano-Gold Solution adopts the Nano-Gold particle (<=10nm) to be dispersed into water solution, and to form a neutral solution with stable & well-proportioned color. The solution color is red color not gold, but if add other substance to the solution, it will turn to condensed state and cyan color. Nano-Gold Solution not only is possessed of the antibacterial function same as Nano-Silver, but also better safety guarantee in human edible and touchable, its antibacteria, safety and toxicity has passed the FDA Attestation, U.S.. Product Features Appearance: red transparent liquid Particle diameter: 10nm -12nm Effectively controllable solid content of powder is 9%-99% Controllable consistency of solution: various consistencies below 10000ppm Nontoxic, flavorless, safety and reliable Stable pigmentation without depigmentation, safety and environmental protection, without irritation Good bactericidal activity Increase the purity of alcohol, with functions of detoxification, sobering up, mind clearing and improving metabolism Stable performance and persistent effect With better edible and skin-contact safety and having passed the FDA Attestation in U.S. Product Application Colorant for food, glass and organism Used for appraisal of gene Used for the extract of environmental refining products Used for the preservative of food and cosmetic Whitening, anti-aging and moistening skin if it is added into cosmetic Used for producing antibacterial, bacteriostatic and antiphlogistic medicine, medical instruments, health caring products and beauty caring instruments Used for producing various commodity, and food & beverage etc., which are closely linked with people life such as Nano-Gold soap, toothbrush and various masks