D10-Chlorpyrifos, 100 µg/ml, Acetone, 1ml

2,2',3,5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Cyanazin, 100μg/ml in Acetonitrile, 5ml

1,2,3,6,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene