2,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml

3,5-Dinitrobenzoic acid, 100 µg/ml, Acetonitrile,

Quality Control Standard of Mineral Oils 2 2x500µg/ml in n-Hexane i 1ml crimp-top