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

Chlorobenzenes Standard

Perfluoro-n-[2,3,4-13C3]butanoic acid, 50µg/ml in MeOH, 1,2ml

1,2,3,7,8,9-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,