2,3-Butanedione Back Catalog number: 72508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57003 Lithium (Li) Price on request EPA-513CVS EPA Method 513 Calibration Kit, 6 x 500ul, nonane Price on request DF-ST-A Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request