Metformin, 1000μg/ml in MeOH, 1ml Back Catalog number: 72207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71839 N-Nitrosodimethylamine-d6 Price on request 3452.9-100 Metobromuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 3060-89-7 Price on request P837000 Propyl Gallate, 1g Price on request