Azorubin (E 122), 1g

Carbamazepine 10,11-epoxide, 100μg/ml in MeOH, 1ml

Indeno(1,2,3-c,d)pyrene-D12,10µg/mL in CY, 1ml

1,2,4-Trichlorobenzene, 10 µg/ml, Cyclohexane, 1