Atrazine-desethyl-2-hydroxy, 100µg/ml in AL, 5ml

2,2',3,3',4,5,5',6-Octachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

2,4,5-TP acid

4,4'-Dibromobenzophenone, 100 µg/ml, Ethyl acetat