Potassium (K) Back Catalog number: 58019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1579.4-100MG Metformin hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1115-70-4 Price on request 96569 Estriol Price on request 59172 Laboratory Fortification Standard Price on request