Matrix Spiking Solution, 1.2ml, nonane

2,3,3',4,5,5'-Hexachlorobiphenyl-2',4',6'-d3,100 µg/mL,isooctane,1mL

EPA Method 608.3 DCB/TCMX Surrogate Mixture, 200µg/mL in Acetone, 1ml

D5-Propachlor OA, 100 µg/ml, Acetonitrile, 1ml