w« »ivi ; ηήΓίίι.ΓΐΗΗΦιιιι ι·ι« m;*<>w^ÄHiwwfctm'WÏEîi m Ν IfeISP wm l S™ láSP* v? t?P ww alWte κrawfóïra I mí ι I ^llilílíl! kf EUR 1 291 »e REPRINT |$ttïE'i äff Ψ IP^IM» W¿: EUROPEAN ATOMIC ENERGY COMMUNITY EURATOM 1β ««3 i »H»M Β!?! Il »wBH il ?«» ANALYSIS OF PURIFIEDURANIUM COMPOUNDS ll||S:FOR NANOGRAM QUANTITIES OF BERYLLIUM f§ AND CERTAIN RARE EARTHS Chemical Separation and Spectrographic Determination lili 11% MÏIÎ ja Kbv ■NIK ίίίΚΜή ílp R.KREFELD, G. ROSSI and Ζ. HAINSKI¡BBiiii 11Ìli Mwila κ. ■'·,H'ΓΛti't),ii! ".-a ivi' 'UK if ÖP ÉllS ÄsiöilliBiiiiii ΙΙΪΙϊβΙ Joint Nuclear Research Centre Ispra Establishment Italy Chemistry Department Analytical and Mineral Chemistry Section Reprinted from MIKROCHIMICA ACTA Heft 1 1965 Í1 This document was prepared under the sponsorship of the Commission of the European Atomic Energy Community (EURATOM).