Simultaneous first order derivative spectrophotometric determination of vanadium and zirconium in alloy steels and minerals

► Simultaneous determination of vanadium and zirconium without any prior separation. ► Easy method for the analysis of vanadium and zirconium in standard steel and ilmenite mineral samples. ► Metal ions such as Fe, Ti, Mo, Mn and Ni present in the samples do not interfere.