Ethyl acetate, 20mg/mL in MeOH, 1ml

Quinmerac, 10.0 µg/ml, Acetonitrile, 10ml

1,2,3,5-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 527-53-7

Endosulfan-II-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203716-99-8