Acids Calibration Level 3 Back Catalog number: 94840 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3831.6-KIT ISO 7981-1 Single substance Kit, 10µg/mL, Solvent-acetonitrile, Unit 6x1mL, # of units-, Cas.no. Price on request 9755.17-K-IO iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request DF-248-S 2,4,8-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request