Atrazine, 250mg

3-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 835-06-3

Thorium (Th)

1,2,4-Trichlorobenzene, 100 µg/ml, n-Hexane, 5ml