85-5626-85 GTX1&4-d (NRC Certified Calibration Solution)Concentration: 57.2 μmol/L of GTX1, 18.0 μmol/L of GTX4 and 75.1 μmol/L of GTX1 + GTX4 in filtered, aqueous 0.5 mM HCl 500ul 451499
85-5626-85 GTX1&4-d (NRC Certified Calibration Solution)Concentration: 57.2 μmol/L of GTX1, 18.0 μmol/L of GTX4 and 75.1 μmol/L of GTX1 + GTX4 in filtered, aqueous 0.5 mM HCl 500ul 451499