Acids Calibration Level 4 Back Catalog number: 94841 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2506.12-50-IO 5,5'-Difluoro-2,2',4,4'-tetrabromodiphenyl ether (2,2',4,4'-Tetrabromo-5,5'-difluorodiphenyl ether), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 886748-32-9 Price on request P3MHPA Perfluoro-3-methylheptanoic acid, 1.2ml x 50ug/ml, methanol Price on request 9460.14-10MG Mepanipyrim, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 110235-47-7 Price on request