Verapamil,1000 µg/mL,MeOH,1mL,

EPA Method 1666 Standard #2

2-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-32-4

Pentachlorophenol 13C6, certified, 10mg