Reactiv 4-Hydroxybenzoic acid ethyl ester min. 98 %, Ph. Eur., USP , 500 g Solicita oferta 🢒 Vezi Detalii
Reactiv Aluminium ammonium sulphate dodecahydrat min. 99 %, p.a., ACS , 2,5 kg Solicita oferta 🢒 Vezi Detalii
Reactiv Potassium hydroxide solution 0.1 mol/l - 0.1 N volum. stand. solution , 5 liter Solicita oferta 🢒 Vezi Detalii