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 677518 Salicin, 100mg Price on request H942580 3-Hydroxyglutaric Acid, 10mg Price on request 677882 Benfluralin, 250mg Price on request