4-Hydroxy-2-butanone Back Catalog number: 73685 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96530 Oxazepam-D5 Price on request 15900-3175-100ME5 Mesotrione, 100µg/ml in MeOH, 5ml Price on request PFAC-MXI Native N-Me/EtFOSA & N-Me/EtFOSE, in MeOH, 1,2ml Price on request