Fluroxypyr, 100µg/ml in Methanol, 1ml

Aroclor 1254

n-C17/(n-C17 + n-C27) (Integration control) 2000 µg + 500 µg in isooctane solution in 1mL isooctane n-Heptadecane/n-Heptacosane = 4:1

4´-Hydroxydiclofenac, 10µg/ml in Acetonitrile, 5ml