D5-Chloridazon, 100 µg/ml, Acetonitrile, 1ml

Methacrifos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 30864-28-9

EPA Method 539Mix #2

b-Sitosterol-d7 (mix of diasteromers), 10mg