EPA Method 525 - PCB Standard

2,4’-DDT, 1000µg/ml in Hexane, 1ml

Tadalafil, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 171596-29-5

2-Aminodipyrido[1,2-a:3',2’-d]imidazole Dihydrochloride, 5mg