Silica (SiO2), 1000µg/ml in Water/0.5% NaOH, 100ml

Internal Standard

n-Butyl n-pentyl phthalate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3461-29-8

3,5-Dichloroaniline, 100 µg/ml, Methanol, 5ml