Dimethenamid-P ESA sodium salt, 10mg

Chlorfenvinphos, 100 µg/ml, Methanol, 1ml

2,4-Dibromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

2-Methylphenol, 100 µg/ml, Acetonitrile, 1ml