D3-2,4-D, 100 µg/ml, Acetone, 1ml Back Catalog number: 677199 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-A Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 1ug/ml, nonane Price on request 94501 Chlorinated Aromatics Standard Price on request 35454 Chloroacetic acid Price on request