Stable isotope

Step-by-step protocol for handling, dissolving, and using IPPD-quinone-d5 as a deuterated internal standard in LC-MS/MS quantitation workflows.

Step-by-step protocol for using Fleroxacin-d3 as a stable-isotope internal standard in LC-MS/MS quantification of fleroxacin in biological matrices.

Bisphenol B-d8 is a stable isotope-labeled internal standard for accurate LC-MS/MS and GC-MS quantification of bisphenol B in environmental and biological matrices.

Learn how to use Calcifediol-D6, a stable isotope-labeled internal standard, for accurate LC-MS/MS quantification of 25-hydroxyvitamin D in bioanalytical assays.

Learn about 4-bromo(²H₄)benzonitrile: deuterium-labeled reagent for isotope tracing, NMR, and synthesis. Key properties, applications, and ordering FAQs.

Perfluoro-n-octanoic acid (PFOA)-13C8 is a mass-labeled internal standard for accurate PFAS quantification by LC-MS/MS and GC-MS methods.

The combination of stable isotope labeling with powerful mass spectrometric analytic techniques is providing increasingly important diagnostic tools for drug development and clinical diagnostics in the emerging era of personalized medicine.

Mass spectrometry (MS)-based proteomics has become an essential tool for biologists over the last decade. The ability of a mass spectrometer to identify thousands of proteins from a complex biological sample has revolutionized scientific experiments.

Storage and Use Information Guide of NMR Solvents

Liquid-phase nuclear magnetic resonance spectroscopy has long relied on uniform and stable isotopic enrichment of 13C and 15N to reduce resonance overlap and allow for multi-distance and multi-angle confinement on as many atomic sites as possible, in order to facilitate the calculation of the ...