EPA Method 551.1 Performance Check Soln

n-Octane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 111-65-9

1,2,4-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2717-42-2

Kresoxim (free acid), 10mg