Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Back Catalog number: PCB-LCS-H Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677005 D4-Imidacloprid, 100 µg/ml, Acetone, 1ml Price on request 11020.31-5UG 2?-Methyl-18?(H)-Oleanane,neat,neat,Ca. 5 µg, Price on request 2825.11-50-ME 11H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1765-48-6 Price on request