Alkane Mix C5-C20, 2mg/ml in MeOH, 1ml

1H,1H,2H,2H-Perfluorodecyl acetate, 1.2ml x 50ug/ml, isooctane

2,4'-DDT, 10 µg/mL in Cyclohexane, 10ml

ASTM D-4815 Internal Standard