Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane Back Catalog number: EPA-513LCSS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 676828 Toltrazuril-sulfoxide, 10mg Price on request 50671 Anion Mix #1 Price on request 72847 Metolachlor OA, 1000µg/ml in MeOH, 1ml Price on request