Reactiv 4-Nitrophenyl-beta-D-galactopyranoside min. 98 %, for biochemistry , 5 g Solicita oferta 🢒 Vezi Detalii
Reactiv Hydrochloric acid 0.5 mol/l - 0.5 N volum. stand. solution , 5 l Solicita oferta 🢒 Vezi Detalii