Mesotrione, 100µg/ml in Cyclohexane, 5ml

a,a,a-Trifluorotoluene

Trichlorfon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 52-68-6

EPA Method 507 - Internal Standard