Metformin, 1000μg/ml in MeOH, 1ml Back Catalog number: 72207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59218 Anions Mix Price on request 30067R EPA Method 502/524 High Conc VOC Mixes Price on request AHBCD α-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml Price on request