Reactiv 4-Hydroxybenzoic acid propyl ester ROTI®STAR Primary Standard , 100 mg Solicita oferta 🢒 Vezi Detalii
Reactiv Ammonium nitrate matrix modifier solut. 50 g/l NH4NO3 (99,999 %) in H2O , 50 ml Solicita oferta 🢒 Vezi Detalii
Reactiv 4-Nitrophenyl-N-acetyl-beta-D- galactosaminide, min. 98 %, biochemistry , 500 mg Solicita oferta 🢒 Vezi Detalii
Reactiv Ammonium dihydrogene phosphate matrixmod 20 g/l NH4H2PO4 (99,999 %) in 1 % HNO3 , 50 ml Solicita oferta 🢒 Vezi Detalii