Reactiv Sodium hydroxide solution 0.25 mol/l - 0.25 N volumetric solution , 10 liter Solicita oferta 🢒 Vezi Detalii
Reactiv 4-Hydroxybenzoic acid ethyl ester ROTI®STAR Primary Standard , 100 mg Solicita oferta 🢒 Vezi Detalii
Reactiv p-Toluenesulphonic acid monohydrate min. 98 %, for synthesis , 10 kg Solicita oferta 🢒 Vezi Detalii