25-羟基3（25-Hydroxyvitamin D3）

25-羟基3(25-Hydroxyvitamin D3)

Concentration: 5 ug/mL
Solvent: Ethanol
Unit Size: 1 mL/ampoule
CAS Number: 19356-17-3
Chemical Formula: C27H44O2
Molecular Weight: 400.64
A Certified Spiking SolutionÒ of 25-Hydroxyvitamin D3, a prohormone whose blood serum levels are used to determine Vitamin D nutritional status. This solution standard is suitable for critical quantitative applications in research and clinical environments including: for use in preparation of controls and calibrators for LC/UV and LC-MS/MS assays; as system tuning/suitability standards; linearity verification; internal proficiency testing; and for OEM use in preparation of reagents, development of assays and instrument IQ/OQ.
The stable, quantitative solution format provides significant benefits to the user including material savings, increased efficiency of labor, and convenience of use. The shelf stable Snap-N-SpikeÒ format allows laboratories to eliminate painstaking weighing operations and provides the ability to spike a known concentration of analyte into their matrix of choice just before use.