Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Back Catalog number: PCB-LCS-H Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 38157 CWA Oxygenates Price on request 0406.27-150-CY n-Heptacosane, ?13C: -25.48, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 593-49-7 Price on request 71251 Methyl sulfide, 1000µg/ml in MeOH, 1ml Price on request