2,3-Butanedione Back Catalog number: 72508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52087 QC Standard 4 Price on request ACQ-WH20-115 Ethanol standard in whole blood,2.0g/L,whole blood, 1.5mL Price on request BCR-139 Benzo[ghi]fluoranthene, 100mg Price on request