Flutolanil, 100 µg/ml, Acetonitrile, 1ml

Hexyl 2-ethylhexyl phthalate (isomer mixture), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer)

2-Hydroxy-9,10-anthraquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 605-32-3

EPA Method 500 Series Internal Std #4