Reactiv Cobalt(II) chloride hexahydrate min. 99 %, p.a., ACS, ISO , 100 g Solicita oferta 🢒 Vezi Detalii
Reactiv Sodium hydroxide solution 0.5 mol/l - 0.5 N volum. stand. solution , 10 liter Solicita oferta 🢒 Vezi Detalii