Polynuclear Aromatic Hydrocarbons Mixture - 2 - 8 components, 10 µg/mL of each component in Acetonitrile

PAH-Mix - 15 components, 10 µg/mL of each component in Acetonitrile

Fortification Solution - of Internal Standards and Surrogates (EPA 525.2) - 4 components, 500 µg/mL of each component in Acetone

Base/Neutrals Calibration Check Mixture - 7 components, 1000 µg/mL of each component in Methylene chloride (Dichloromethane)

PAH Internal Surrogate Standard Fortification Solution - (EPA 525.2) - 3 components, 500 µg/mL of each component in Acetone

Method DM 471 PAH Standard, 13 components, 10 µg/mL of each component in Acetonitrile

PAH Standard Solution - 16 components (EPA 610) in Methanol/Dichloromethane (1/1)

Proposed DEP(MA) - PAH Mix 17 components, 1000 µg/mL of each component in Methylene chloride (Dichloromethane)

Base/Neutral Extractables Mixture - 44 components (EPA 625), 44 components, 2000 µg/mL of each component in Methylene chloride (Dichloromethane)

Base/Neutral Extractables Mixture - 12 components, 500 µg/mL of each component in Methylene chloride (Dichloromethane)