Azoxystrobin, 100µg/ml in Acetonitrile, 5ml

Perfluorooctane sulfonamide, 50ug/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 754-91-6

Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg

High Conc VOC Mix #8, 2000µg/ml in MeOH, 1ml