Atrazine-2-hydroxy, 100mg

Dichlone, 10 µg/ml, Acetonitrile, 10ml

Chlorpyrifos-d10 (O,O-diethyl-d10),100 µg/mL,isooctane,1mL,

2-Methylphenol, 100 µg/ml, Methanol, 5ml