LEADER 01268nam 2200373 450 001 9910711553103321 005 20181107100249.0 035 $a(CKB)5470000002484520 035 $a(OCoLC)1061504523 035 $a(EXLCZ)995470000002484520 100 $a20181107d2004 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aIs the extraction of thorium onto MnO?-coated filter cartridges uniform? /$fby P.W. Swarzenski and M. Baskaran 210 1$a[St. Petersburg, Fla.] :$cUSGS,$d[2004] 215 $a1 online resource (33 pages) $cillustrations 225 1 $aUSGS open file report ;$vOFR 2004-1421 320 $aIncludes bibliographical references (pages 19-23). 606 $aThorium$xIsotopes$xMeasurement 606 $aExtraction (Chemistry) 615 0$aThorium$xIsotopes$xMeasurement. 615 0$aExtraction (Chemistry) 700 $aSwarzenski$b Peter W.$01382642 702 $aBaskaran$b Mark 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910711553103321 996 $aIs the extraction of thorium onto MnO?-coated filter cartridges uniform$93482862 997 $aUNINA