Fluazifop-P, 100 µg/ml in Acetonitrile, 1ml

Sodium p-n-undecylbenzenesulfonate, 100µg/mL in MeOH, 1ml

Atrazine-d5 (ethyl-d5),1000 µg/mL,acetonitrile,1mL,

Perfluoro-3,6-dioxaheptanoic acid (NFDHA), 1.2ml x 50ug/ml, methanol