Pentachloroaniline, 10.0 µg/ml, Cyclohexane, 10m

Diltiazem hydrochloride, 100mg

1,4-Dichlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

EPA Method 525 Internals & Surrogates