LEADER 01220nam 2200361Ia 450 001 9910699733603321 005 20101202141642.0 035 $a(CKB)5470000002405612 035 $a(OCoLC)688624552 035 $a(EXLCZ)995470000002405612 100 $a20101202d1996 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aCompliance with 10 CFR Part 20 for airborne thorium$b[electronic resource] 210 1$aWashington, D.C. :$cU.S. Nuclear Regulatory Commission, Office of Nuclear Material Safety and Safeguards,$d[1996] 215 $a1 online resource 225 1 $aNRC information notice ;$v96-18 300 $aTitle from HTML title screen (viewed on Dec. 2, 2010). 300 $a"March 25, 1996." 606 $aThorium 606 $aRadioactive pollution 615 0$aThorium. 615 0$aRadioactive pollution. 712 02$aU.S. Nuclear Regulatory Commission.$bOffice of Nuclear Material Safety and Safeguards. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910699733603321 996 $aCompliance with 10 CFR Part 20 for airborne thorium$93188405 997 $aUNINA