Reactiv Sodium hydroxide solution 0.2 mol/l - 0.2 N volum. stand. solut. , 5 liter Solicita oferta 🢒 Vezi Detalii
Reactiv Nickel(II) chloride hexahydrate ≥ 97 %, extra pure , 2,5 kg Solicita oferta 🢒 Vezi Detalii