(Use Part# 82423) EPA Method 8240A Mix #3

1-Aminonaphthalene-d7, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 78832-53-8

2,2',3',4,4',5,5'-Heptachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane

n-Hexadecane, ?13C: - 33.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 544-76-3