Dibenzofuran, 1.2ml x 50ug/ml, toluene

Propoxur, 100 µg/ml, Acetonitrile, 5ml

Picolinafen-d4 (4-fluorophenyl-d4),100 µg/mL,acetonitrile,1mL,

n-C17/(n-C17 + n-C27) (Integration control) 2000 µg + 500 µg in isooctane solution in 1mL isooctane n-Heptadecane/n-Heptacosane = 4:1