PSA-GCB-Mix 3 Back Catalog number: 675412 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 681018 2-n-Octylphenol-mono-ethoxylate, 100 µg/ml, Aceto Price on request DF-12378-S 1,2,3,7,8-Pentachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request 676113 2,4-DB, 250mg Price on request