Reactiv 1,8-Diazabicyclo[5.4.0]undec-7-ene min. 98 %, for synthesis , 250 ml Solicita oferta 🢒 Vezi Detalii
Reactiv Sodium thiosulphate solution 0.1 mol/l - 0.1 N volum. stand. solution , 10 liter Solicita oferta 🢒 Vezi Detalii