Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml

Sulfapyridine, 100 µg/ml, Methanol, 1ml

2,4,5-Trichloroanisole

Mono-n-octyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml