True Colloidal Gold Nanoparticles (AuNPs): 100ppm – 250mL in Glass

True Colloidal Gold (100 ppm) – 99.99+% purity – 250 mL (8.45 Fl Oz) in a clear glass bottle Non-toxic CAS # 7440-57-5 Volume: 250 mL, 8.45 Fl Oz 100 ppm 100 mg/L 99.99+% purity (metals assay) Color: Dark Red Ingredients: Pure distilled water, 99.99+% pure...