2,3-Dimethylphenol, 100 µg/ml, Acetonitrile, 5ml

2,2',3,3',4,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,

Methyl butyrate

1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,