PCB No. 121, 1000μg/ml in Isooctane, 1ml

Marbofloxacin, 100mg

15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml

Naphtho[1,2-b]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 111189-32-3