2H,2H-Perfluorooctanoic acid, 10mg Back Catalog number: 680427 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-14678-S 1,4,6,7,8-Pentachlorodibenzofuran (or 2,3,4,6,9), 1.2mL x 50ug/mL, nonane Price on request 3146.20-K-IO Eicosanoic acid (Arachidic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-30-9 Price on request M10038B 6.44 ppt TDS solution (box of 25x20mL sachet) Price on request