Esfenvalerate, 1000µg/ml in MeOH, 1ml

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

Perfluorohexane sulfonic acid, potassium salt,neat,neat,10mg,

2-Methylcyclohexanone