Reactiv 3-Hydroxy-4-methylbenzoic acid min. 98 %, for synthesis , 25 g Solicita oferta 🢒 Vezi Detalii
Reactiv Ion exchange resin Roti®change 1 x 4 100-200 mesh, analytical grade, Cl--form , 500 g Solicita oferta 🢒 Vezi Detalii