pH 12.45 buffer solution (230mL)

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

1,5-Dihydroxy-9,10-anthraquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 117-12-4

Ipronidazole, 50mg