Vamidothion, 100 µg/ml, Ethyl acetate, 5ml

1,2-Dibromoethane

Dieldrin-13C12,100 µg/mL,n-nonane,1mL

Tris(2,4-di-tert-butylphenyl) phosphate, 1.2ml x 50ug/ml, toluene