3-Chloro-1,2-propandiol-digadolenate

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

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2