2,4-DB, 10 µg/ml, Acetonitrile, 10ml Back Catalog number: 677422 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-513LCSS Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane Price on request M2PFTEDA Perfluoro-n-[1,2-13C2]tetradecanoic acid, 1.2ml x 50ug/ml, methanol Price on request 0613.30-100-IO 17ß(H),21ß(H)-Hopane, 100µg/min Isooctane, 1ml Price on request