Number of the records: 1
tórium
SYS d013910 LBL 00000nx--j22000003--45-- 005 20240119200030.7 100 $a 19990101csloy0103----ba0 152 $b mesh 250 $a tórium $x AD $x AE $x AN $x BL $x CF $x CH $x CL $x EC $x HI $x IP $x ME $x PD $x PK $x PO $x SD $x ST $x TO $x TU $x UR $8 slo 330 1-
$a A radioactive element of the actinide series of metals. It has an atomic symbol Th, atomic number 90, and atomic weight 232.04. It is used as fuel in nuclear reactors to produce fissionable uranium isotopes. Because of its radioopacity, various thorium compounds are used to facilitate visualization in roentgenography. $8 eng 686 $a D01.268.271.100.900 686 $a D01.268.556.850 686 $a D01.496.749.305.100.900 686 $a D01.552.020.889 686 $a D01.552.544.850 750 $a Thorium $8 eng 801 -0
$a US $b DNLM $c 19990101 801 -2
$a SK $b BA006 $c 20070706 980 $x M
Number of the records: 1