Scandium (Sc)

n-Hexadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 544-76-3

15N3-Atrazine-desethyl, 100 µg/ml, Acetonitrile,

2,2’,3,3’,4,5-Hexachlorobiphenyl (129)