Buturon, 100 µg/ml, Acetonitrile, 5ml

2-(N-ethylperfluoro-1-octanesulfonamido)-ethanol, 50µg/ml in MeOH, 1,2ml

Trifluralin-d14 (di-n-propyl-d14), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347841-79-6

EPA Method 525.2Mix #2