Metformin, 1000μg/ml in MeOH, 1ml Back Catalog number: 72207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2545.14-250MG (+/-)Atenolol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 29122-68-7 Price on request 677157 Dibutyltin dichloride, 250mg Price on request 3361.14-100-DC 2,4'-DDE, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 3424-82-6 Price on request