Smolik M1, Polkowska-Motrenko H2, Hubicki Z3, Jakóbik-Kolon A4, Danko B2.
Anal Chim Acta. 2014 Jan 2;806:97-100. doi: 10.1016/j.aca.2013.11.007. Epub 2013 Nov 15.Hafnium at the very low level of 1-8 ppm (in relation to zirconium) was determined in zirconium sulfate solutions (originating from investigations of the separation of ca. 44 ppm Hf from zirconium by means of the ion exchange method) by using three independent methods: inductively coupled plasma mass spectrometry (ICP MS), neutron activation analysis (NAA) and inductively coupled plasma atomic emission spectrometry (ICP-AES). Read More