EPA Method 8260 - Purgeable Internal Standard

Cyhalofop-butyl, 100 µg/ml, Acetonitrile, 1ml

Metamitron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 41394-05-2

EPA Method 500 Series Internal Standard