2,4-D,1000 µg/mL,MeOH,1mL,

Ethanol (1% w/v), 10mg/mL in water, 1ml

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

Diethylene glycol dimethyl ether, 1ml