Sulfamethazine-13C6, 1mg

Azoxystrobin, 100 µg/ml, Ethyl acetate, 5ml

Dinaphtho[1,2-b;2',3'-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-90-7

NitroPAH Mix of Seven C14-C18, 7 comp., 100ug/mL in Toluene, 1ml