EPA Method 504.1 - 524.2 Analytes

1,2-Difluorotetrachloroethane

n-Undecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 54105-66-7

Methyl 9-cis-eicosenoate, 100µg/ml in Isooctane, 1ml