Metformin, 1000μg/ml in MeOH, 1ml Back Catalog number: 72207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P48-M-ES Marker PCB Extraction Standard, 1.2ml, nonane Price on request 70274 1,2,4,5-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml Price on request 672871 Metolcarb, 100mg Price on request