Method 8250 Acids Spiking Solution

Pyridafol, 10.0 µg/ml, Acetonitrile, 10ml

Esfenvalerate, 1000µg/ml in MeOH, 1ml

trans-Permethrin (isomer mix), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 61949-77-7