1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Atenolol, 100 µg/ml, Methanol, 1ml

3-Chloro-1,2-propandiol-1-monoarachidate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

EPA Method 8040 - Surrogate Standard Mix