Clopyralid, 100 µg/ml, Acetonitrile, 5ml

Retrorcine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 480-54-6

2,4'-Difluorodiphenyl ether, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 863315-03-1

Instrument Standard 4