Colloidal gold 20 ppm (250 ml)
Item num.: 2002020
35,00 € *
Content: 250 ml
Base Price: 140,00 € / l
Base Price: 140,00 € / l
Colloidal gold 20 ppm
200 ml AuNPs / H2O
Concentration 20 ppm / l
Particles < 20 nm