2-Ethyltoluene, 200 µg/ml, Methanol, 1ml

Metolachlor ESA sodium salt, 100 µg/ml, Acetonitr

1,2-Dichloroethane,1000 µg/mL,MeOH,1mL,

Ethanol standard in serum,0.2g/L,serum, 1.5mL