Matrix Spiking Solution, 1.2ml, nonane

Pristane/n-Heptadecane Control Standard/Whole Oil Control Mixture 4 Pristane/n-Heptadecane = 1:2 (1000µg Pristane and 2000µg n-Heptadecane in 1mL isooctane)

Isopimaric acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5835-26-7

1,2,3,4,6,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene