2-Butanone Back Catalog number: 97319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11705.12-100-IO 2,3',4',5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 53016 Calibration Standards Set Price on request 94728 4,4’-Diamino-3,3’-dimethyldiphenylmethane Price on request