Reactiv Potassium aluminium sulphate dodecahydrate, min. 98 %, p.a., ACS , 500 g Solicita oferta 🢒 Vezi Detalii
Reactiv Iodine solution, 0.05 mol l2/I - 0.1 N volumetric stand. solution , 2,5 l Solicita oferta 🢒 Vezi Detalii