Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane

Perfluoro-n-[1,2-13C2]hexanoic acid, 50µg/ml in MeOH, 1,2ml

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

Clopyralid, 100 µg/ml, Acetonitrile, 5ml