13979-62-9

13980-77-3 1-P-TOLYL-1H-TETRAZOLE-5-THIOL

13981-73-2 Chlorine37

13981-81-2 Nickel62

13979-62-9 Benzoic acid, 3-bromo-5-methoxy-2-methyl-, methyl ester

13979-17-4 3-Ethyl-2-pentenoic acid methyl ester

13979-15-2 2-Propenoic acid, 3-(2-thienyl)-, ethyl ester

13978-65-9 Nickel, bromo(pentafluorophenyl)bis(triethylphosphine)-

13981-53-8 Radium-225

13981-38-9 58Co

13981-60-7 Beryllium, isotope of mass 8

13981-14-1 233Pa

13981-69-6 Silicon30

13981-33-4 Selenium74

13981-80-1 Nickel60

13981-99-2 57Ni

13981-25-4 64Cu

1397-84-8 Alazopeptin

13981-15-2 244Cm

13981-32-3 Selenium76

13982-00-8 182Ta