PCB No. 29, 10μg/mL in Isooctane, 10ml

2H-Perfluoro-2-octenoic acid 6:2), 50µg/ml in MeOH, 1,2ml

Atrazine D5 (ethylamino D5), 1000 µg/mL in Acetonitrile, 1ml

Methanol (10ug/mL)