2-n-Nonylphenol, 100 µg/ml, Acetone, 1ml

2,2',3,4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

O,O-Diethylhydrogenphosphate, 1000µg/ml in MeOH, 1ml

Methyl 11-eicosenoate (C20:1n-9)