EPA Method 502/524 High Conc VOC Mix #2

Octabromobiphenyl, techn. (hepta+octa+nona), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 27858-07-7

Methylparaben, 100 µg/ml, Acetonitrile, 5ml

Cholest-4-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16732-86-8