Chlorfenson, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 675147 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-A200 Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane Price on request 72981 Hexaconazole Price on request 10001R CLP Semi-Volatiles Base/Neutrals Mix #1 Price on request