Quizalofop-p-tefuryl, 10 µg/ml, Acetonitrile, 10

Low Level Bromate PT

2,3,4,5,6-Pentachlorophenol-13C6, 1000µg/ml in Isopropanol, 1ml

Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml