2,7-Dimethylnaphthalene, 10mg

Atrazine 13C3, 100μg/mL in Acetone, 1ml

Tris(2-chloroethyl) phosphate-d12, 50µg/ml in Toluene, 1,2ml

Fluazifop-P-butyl, 100 µg/ml, Acetonitrile, 5ml