Surrogate Spiking Solution, 1.2ml, nonane Back Catalog number: WP-LCS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended DF-IS-H Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 685286 D12-Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml Price on request 15900-2684-100CY1 epsilon-HCH, 100µg/ml in Cyclohexane, 1ml Price on request