D10-Carbamazepine, 100 µg/ml, Methanol, 1ml

2,2',3,4',6'-Pentachlorobiphenyl (= 2,2',3',4,6-),100 µg/mL,isooctane,1mL,

Trifluoroacetic acid, 50µg/ml in MeOH, 1,2ml

Thymine