Reactiv 1-Butyl-1-methyl-pyrrolidinium- dicyanamide, min. 98 % , 100 g Solicita oferta 🢒 Vezi Detalii
Reactiv Hydrochloric acid (0,1 N) 0.1 mol/l - 0.1 N volum. stand. solution , 5 liter Solicita oferta 🢒 Vezi Detalii
Reactiv Silica gel orange 2-5 mm, with colour indicator, pearls , 10 kg Solicita oferta 🢒 Vezi Detalii