2-Butanone Back Catalog number: 82432 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EN-1948CS1,2,3,4, Individual Calibration Solutions , 500ul, nonane Price on request 70431 Phthalic anhydride Price on request 2477.12-100-IO 2,2',3,4,4',5,6,6'-Octachlorobiphenyl, 100 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 74472-52-9 Price on request