EPA Method 8250/8250A System Performance Check

1,2,4,6,7-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 13250-98-1

Dodine, 100 µg/ml, Acetonitrile, 5ml