EPA Method 502/524 Fortification Solution

3,4,5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

1,3,4-Trimethylphenanthrene, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66271-45-2

Dimethachlor ESA sodium salt, 10mg