Metolachlor, 100 µg/ml, Methanol, 1ml

2,3,4,5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

1,6-Diaminohexane, 250mg

Sodium perfluoro-1-hexanesulfonate, 1.2ml x 50ug/ml, methanol