2,3-Butanedione Back Catalog number: 72508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95181 Hexachlorobenzene, 200µg/ml in MeOH, 1ml Price on request 673971 5,6-Dimethyl-1H-benzotriazole monohydrate, 100mg Price on request 10982.9-100-ME (±)-Vanillomandelic acid-d3,100 µg/mL,MeOH,1mL, Price on request