Internal Standard Solution, 1.2ml, nonane

Bentazone-6-hydroxy, 10.0 µg/ml, Acetonitrile, 1

4-Methyldodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6117-97-1

Silica (SiO2)