Pyribencarb, 100 µg/ml, Acetonitrile, 1ml

Glufosinate-N-acetyl, 100 µg/ml, Water, 1ml

PCB No. 3, 100µg/ml in Isooctane, 1ml

Sodium p-n-tridecylbenzenesulfonate, 100 µg/ml, M