Reactiv di-Sodium hydrogen phosphate dihydrate min. 99.5 %, p.a. , 2,5 kg Solicita oferta 🢒 Vezi Detalii
Reactiv Ion exchange resin Roti®change 50 W x 8 200-400 mesh, analytical grade, H+-form , 500 g Solicita oferta 🢒 Vezi Detalii
Reactiv 4-Hydroxybenzoic acid ethyl ester ROTICHROM® Working Standard , 100 mg Solicita oferta 🢒 Vezi Detalii
Reactiv Silver nitrate solution 0.1 mol/l - 0.1 N volum. stand. solut. , 250 ml Solicita oferta 🢒 Vezi Detalii