VPH Primary Calibration Rev 1.1 Back Catalog number: 97386 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12114.4-K-ME Metformin-d6 HCl, 1000µg/ml in MeOH, 1ml Price on request 56230 Zinc (Zn) Price on request 79095 Acenaphthylene Price on request