Method 525.2 Solution B

1,1,1,3,14,16,16,16-Octachlorohexadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

1-Methyl phenoxyacetate

alpha alpha alpha (20S)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41083-75-4