Reactiv Methyl red sodium salt (C.I. 13020) p.a., soluble in water , 100 g Solicita oferta 🢒 Vezi Detalii
Reactiv Sodium hydroxide solution 2 mol/l - 2 N volum. standard solution , 5 liter Solicita oferta 🢒 Vezi Detalii
Reactiv EDTA-Copper disodium salt x H2O min. 99 %, for synthesis , 1 kg Solicita oferta 🢒 Vezi Detalii