Reactiv Potassium hydroxide solution 1 mol/l - 1 N volumetric solution , 5 l GBSK017.2 Vizualizare rapida
Reactiv Potassium hydroxide solution 0.1 mol/l - 0.1 N volum. stand. solution , 5 liter GBSK018.2 Vizualizare rapida
Reactiv Potassium hydroxide solution (0.5 N) 0.5 mol/l - 0.5 N volum. stand. solution , 5 liter GBSN071.2 Vizualizare rapida
