Chlordane (0,02 mg/mL) & Toxaphene (0,20 mg/mL), Varied conc, in Methanol

Base/Neutral Mix 4, Varied conc, in Methanol:Dichloromethane (50:50)

Base/Neutral Mix 4, Varied conc, in Methylene chloride (Dichloromethane)

Base/Neutral Mix 2, Varied conc, in Methylene chloride (Dichloromethane)

Base/Neutral Mix 3, Varied conc, in Methylene chloride (Dichloromethane)

Base/Neutral Mix 1, Varied conc, in Methylene chloride (Dichloromethane)

Base/Neutral Mix 2, Varied conc, in Methanol

Purgeable C, 0,2 mg/mL in Methanol

Base/Neutral Mix 1, Varied conc, in Methanol

Purgeable A, 0,2 mg/mL in Methanol