Isotope Standards
Cayman Chemical VItamIn K3-d8 50mg
An internal standard for the quantification of vitamin K3 by GC- or LC-MS
Medchemexpress LLC HY-19489S 1mg Medchemexpress, (±)-Methotrimeprazine (D6) CAS:1189805-51-3 Purity:>98%
Medchemexpress, HY-19489S 1mg (±)-Methotrimeprazine (D6) CAS:1189805-51-3 Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Medchemexpress LLC 2,5,6,7,8-pentadeuterio-3-(trideuteriomethyl)naphthalene-1,4-dione | 478171-80-1 | MFCD01317514 | 99.5% | C11D8O2 | 10MG
Vitamin K3-d8 is the deuterium-labeled analogue of menadione used as a stable isotope internal standard and tracer for quantitative analytical methods. Supplied as a high-purity powdered reagent, it is intended for precise quantification in research laboratories and is stable under recommended storage conditions.
- High isotopic enrichment for reliable internal standardization.
- Purity 99.5% for accurate quantitation.
- Suitable for NMR, GC-MS, and LC-MS applications.
- Stable as a powder at recommended cold storage temperatures for extended periods.
- Available in small-mass packages suitable for trace-level analyses.
Cambridge Isotope Laboratories 5,6-DIHYDROURACIL (13C4, 99%; 15N, 98%+), 25 MG
5,6-DIHYDROURACIL (13C4, 99%; 15N, 98%+), 25 MG
Cayman Chemical CholIc ACDd4 MaxSpec Stnd
A quantitative analytical standard guaranteed to meet MaxSpec identity, purity, stability, and concentration specifications
Cayman Chemical ArachIdonIc AcId-d8 1mg
An internal standard for the quantification of arachidonic acid by GC- or LC-MS
Medchemexpress LLC Leukotriene B4 | 71160-24-2 | MFCD00135630 | >=97.0% | 336.5 g/mol | C20H32O4 | 25 UG
Leukotriene B4 is a bioactive lipid mediator that acts as a potent chemoattractant and activator of leukocytes. It is used in research to investigate inflammation, leukocyte chemotaxis, receptor signaling, and related pharmacological responses, and can be employed as a synthetic intermediate in chemical biology applications.
- Potent chemoattractant for leukocyte activation and migration.
- Used in in vitro assays of inflammation and receptor signaling.
- Suitable for pharmacology and signaling studies involving BLT receptors.
- Research-grade reagent with reported purity ≥97%.
- Well-defined chemical identifiers for reproducible research (CAS 71160-24-2, C20H32O4, MW 336.5 g/mol).
Sigma Aldrich Fine Chemicals Biosciences Hydrazine-d4 monodeuterate 98 atom % D | 102096-80-0 | MFCD01074336 | 20G
Hydrazine-d4 monodeuterate 98 atom % D | Mol Wt: 56.1 | 102096-80-0 | MFCD01074336 | 20G
Sigma Aldrich Fine Chemicals Biosciences Benzonitrile-d5 99 atom % D | 2102-15-0 | MFCD00190382 | 1G
Benzonitrile-d5 99 atom % D | Purity: 99% (CP) | Mol Wt: 108.15 | 2102-15-0 | MFCD00190382 | 1G
eMolecules Medchem Express / N-Nitrosodiethanolamine-d8 / 1mg / 758391348 / HY-132787S / / 1173019-53-8 / MFCD04118291 / 142.184 / C4H10N2O3
Medchem Express / N-Nitrosodiethanolamine-d8 / 1mg / 758391348 / HY-132787S / / 1173019-53-8 / MFCD04118291 / 142.184 / C4H10N2O3