Reactiv 3,3'-Diaminobenzidine tetrahydrochloride min. 98 %, p.a. , 10 g Solicita oferta 🢒 Vezi Detalii
Reactiv Magnesium nitrate matrix modifier solut. 20 g/l Mg(NO3)2 (99,999 %) in H2O , 50 ml Solicita oferta 🢒 Vezi Detalii