S421, 100 µg/ml, Ethyl acetate, 5ml

Carfentrazone (free acid), 100 µg/ml, Acetonitril

1-Methylchrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-28-8

4,6-Dihydroxypyrazolo[3,4-d]pyrimidine-13C,15N2, 1mg