D-(+)-Gluconic acid delta-lactone, 500mg Back Catalog number: 680489 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12114.4-100-ME Metformin-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL, Price on request 1572.36-10MG Dimethyl pseudomorphine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 121395-47-9 Price on request 682834 2-Sulfobenzaldehyde sodium salt, 1000mg Price on request