Reactiv Tin(II) chloride dihydrate min. 98 %, p.a., max. 0.000005 % Hg , 250 g Solicita oferta 🢒 Vezi Detalii
Reactiv 4-(Dimethylamino)-benzaldehyde spray solution, for TLC , 100 ml Solicita oferta 🢒 Vezi Detalii