Reactiv Potassium hydroxide solution (0.5 N) 0.5 mol/l - 0.5 N volum. stand. solution , 5 liter Solicita oferta 🢒 Vezi Detalii
Reactiv Cyclohexane sulphamic acid sodium salt min. 98.5 %, Ph.Eur., extra pure , 250 g Solicita oferta 🢒 Vezi Detalii