PCB-Mix 32, 10µg/ml in Acetone, 1ml

Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml

1,4-Dioxane-d8

Δ9-THC Carboxylic Acid A, 1000µg/ml in Acetonitrile, 1ml