Metformin hydrochloride, 250mg Back Catalog number: 676327 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended TCDT-83 2,3,7,8-Tetrachlorodibenzothiophene, 1.2ml x 50ug/ml, toluene Price on request 11028.30-100-AN Diisoundecyl phthalate,100 µg/mL,acetonitrile,1mL, Price on request DF-IS-G Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request