QC Standard 1

Mass-Labelled Mono-Ortho PCB Solution/Mixture, 1.2ml, nonane

pH 7.0 Standard @ 25°C

n-Heptadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14752-75-1