Alachlor OA, 100 µg/ml, Acetonitrile, 1ml

4,4'-Dihydroxydiphenylmethane, 1.2ml x 50ug/ml, methanol

Phthalate Mix, 6 comp., 1000µg/ml in MeOH, 1ml

Indeno[1,2,3-c,d]pyrene, 10.0 µg/ml, Acetonitrile