Disulfoton, 100 µg/ml, Toluene, 1ml

Fenoxaprop-P-ethyl, 250mg

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

PCN Sampling Standard Solution, 1.2mL, nonane