2,3-Butanedione Back Catalog number: 72508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673503 Carbophenothion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 96642 PAH Mix, 1000µg/ml in methylene chloride, 1ml Price on request 680847 2-Carboxy-4-chlorophenoxyacetic acid, 10mg Price on request