Reactiv Ion exchange resin Roti®change 1 x 8 50-100 mesh, analytical grade, Cl--form , 500 g Solicita oferta 🢒 Vezi Detalii
Reactiv Potassium hydroxide solution (0.5 N) 0.5 mol/l - 0.5 N volum. stand. solution , 5 liter Solicita oferta 🢒 Vezi Detalii