17 alpha(H),21 alpha(H)-Hopane, 50µg/mL in Isooctane, 1ml

Padimate O, certified, 0.1g

Metribuzin-diketo, 100 µg/ml, Acetonitrile, 1ml

2,4,4'',6-Tetrachloro-p-terphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.