Phosmet-oxon, 100 µg/ml, Isooctane, 1ml

Mass-Labelled OC Pesticide Mixture, 2µg/ml in Nonane, 1,2ml

n-Propylbenzene, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 103-65-1

Custom mix of C13-C17 alkyl PAHs, 25 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade): Prepared gravimetrically by weighing components and solvent to a calculated 0,20mg/mL. This product has been diluted gravime