2,4'-DDD, 100 µg/ml, Acetonitrile, 5ml

Azoxystrobin, 1000µg/ml in MeOH, 1ml

1-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1730-37-6

Catechol