Conductance @ 20°C [1000 µmho/cm] Back Catalog number: 54131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-1347-S 1,3,4,7-Tetrachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request 79253 2-Butanone Price on request 71584 2,4,6-Trichlorophenol-PFB derivative Price on request