Concentration: 1.0 mg/mL (as free base) of each component
Solvent: Methanol
Unit Size: 1 mL/ampoule
(±)-Metanephrine HCl
CAS Number：881-95-8 
Molecular Weight: 233.69 
Chemical Formula :C10H15NO3 · HCl
(±)-Normetanephrine HCl
CAS Number：1011-74-1
Molecular Weight: 219.67
Chemical Formula :C9H13NO3 · HCl
A Certified Spiking Solution® of (±)-Metanephrine HCl and (±)-Normetanephrine HCl. This multi-component mix is suitable for critical quantitative applications in research and clinical environments including: for use in preparation of controls, calibrators, and linearity standards for LC-MS/MS assays; as system tuning/suitability standards; linearity verification; and internal proficiency testing. The stable, quantitative solution format provides significant benefits to the user such as convenience of use, material savings, and increased efficiency of labor.