2,2',3,5,5',6-Hexachlorobiphenyl (151)

Tetrabenzo[def,lm,grs,yz]pyranthrene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 190-65-8

Melamine-13C3,15N3, 1mg

1-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml