Solid phase extractive preconcentration of cobalt and nickel in hair samples using ethyl xanthate modified benzophenone

  • Year : 2004 Author : Gopikrishna, P; Rao, KS; Rao, TP; Naidu, GR
  • Research Area :Chemical Sciences and Technology Journal : MICROCHIMICA ACTA
  • DOI :10.1007/s00604-003-0105-2
  • Publication Date :