Potassium (K) Back Catalog number: 56119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-AQ13-030 Ethanol standard in water,1.3g/L,water, 3mL Price on request 18000-0701D-100AN Metformin-d6-HCl, 100µg/ml in Acetonitrile, 1ml Price on request 71694 Acetamide Price on request