Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane Back Catalog number: DFP-IS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 83549 Heptaldehyde-DNPH Price on request 1345.11-K-IO 2-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7297-45-2 Price on request 94478 n-Hydrocarbon Standard - EPH Price on request