Reactiv EDTA dipotassium salt dihydrate min. 99 %, for synthesis , 1 kg Solicita oferta 🢒 Vezi Detalii
Reactiv Silica gel blue 2-4 mm, with colour indicator, pearls , 2,5 kg Solicita oferta 🢒 Vezi Detalii
Reactiv Sodium thiosulphate solution 0.1 mol/l - 0.1 N volum. stand. solution , 10 liter Solicita oferta 🢒 Vezi Detalii