Reactiv Potassium tetrachloroaurate(III) ROTI®METIC 99,995 % (4N5) , 5 g Solicita oferta 🢒 Vezi Detalii
Reactiv Sodium thiosulphate solution 0.1 mol/l - 0.1 N volum. stand. solution , 10 liter Solicita oferta 🢒 Vezi Detalii