n791

1. Brown black 2. Particle size: 20-30nm 3. Purity: 99.95% 4. Colorant, antibiotic Nano Gold Au Powder: Specs20-30nm, 99.95%ColorBrown blackApplication1. Colorant in foodstuff, glass and organism.2. Tarnishproof coloring material.3. Analysis DNA.4. Used for the determination of the genetic gene5. To add into cosmetics can skin whitening, anti-aging, moisturizing and antibiotic.6. Mixing with TiO2 ...