Formaldehyde-DNPH Level 2 (0.5ug/mL)

1,3,7-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Phenanthrene-d10, 1000µg/ml in MethyleneChloride, 1ml

epsilon-HCH, 10.0 µg/ml, Cyclohexane, 1ml