2,4-DB-2-ethylhexyl ester, 250mg

Chloridazon, 100µg/ml in Acetonitrile, 5ml

2-Nitrodibenzothiophene,1000 µg/mL,isooctane,1mL,

Perdeuterated Internal Standard – PAH Mixture 9 1524,12 Acenaphthene-d10 [15067-26-2] 0389,14 Phenanthrene-d10 [1517-22-2] 1337,16 Fluoranthene-d10 [93951-69-0] 1087,18 Benzo[a]anthracene-d12 [1718-53-2] 1088,20 Benzo[a]pyrene-d