Conductance @ 20°C [50,000 µmho/cm] Back Catalog number: 59631 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-513CVS EPA Method 513 Calibration Kit, 6 x 500ul, nonane Price on request 94754 4,4’-Methylenedianiline Price on request 673134 2,6-Dichlorophenol, 250mg Price on request