2,4'-DDE, 100 µg/ml, Acetonitrile, 5ml

Pesticide-Mix C003, 10.0 µg/ml, Water, 1ml

Custom Calibration Solution, 500ul, nonane

Isopropylphenyl phosphate (monoisopropylmonophenyl phosphate),100 µg/mL,isooctane,1mL,