4,4'-DDT, 10.0 µg/ml, Cyclohexane, 10ml

3-Hydroxybenzoic acid, 1000mg

2,2',3,3',5,5',6,6'-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL,

1,2,4,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane