Thiabendazole, 10 µg/ml, Acetonitrile, 10ml

3,3',4,5'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Chloroparaffin C11 45.50% Cl, 10μg/mL in CY, 1ml

2H-Perfluoro-2-decenoic acid (8:2), 50µg/ml in Isopropanol, 1,2ml