Isotopically Labeled Compounds
Medchemexpress LLC L-asparagine-15N2 monohydrate | 287484-32-6 | MFCD01073515 | 98.0% | 152.12 | C4H10(15N)2O4 | 10 MG
L-Asparagine-15N2 monohydrate is the 15N2-isotope labeled form of the amino acid L-asparagine supplied as a monohydrate. It is intended for use as an internal standard or labeled reagent in mass spectrometry, metabolomics, and tracer studies; reported molecular weight is 152.12 and CAS number is 287484-32-6.
- Isotope-labeled (15N2) amino acid for internal standard use.
- Monohydrate form, supplied as a solid suitable for dissolution or storage under inert atmosphere.
- High purity (98.0% by NMR) for analytical applications.
- Suitable for mass spectrometry, metabolomics, and tracer studies.
- Store solid at 4°C, protect from light, and store under nitrogen.
Cayman Chemical Florfenicol-d3, Purity: ≥99% deuterated forms (d1-d3), CAS: 2213400-85-0, 1 mg
An internal standard for the quantification of florfenicol by GC- or LC-MS
Medchemexpress LLC Enclomiphene-d4 hydrochloride | 00-00-0 | MFCD00867469 | 99.0% | 446.45 g/mol | C26H25D4Cl2NO | 5 MG
Enclomiphene-d4 hydrochloride is a deuterium-labeled analogue of enclomiphene supplied as the hydrochloride salt for research use. It is intended primarily as an internal standard or tracer in analytical and bioanalytical workflows, supporting accurate quantitation and method validation in LC-MS, GC-MS, and NMR applications.
- Isotopically labeled for use as an internal standard in mass spectrometry.
- High purity supports reliable analytical results.
- Provided as a hydrochloride salt for consistent physicochemical properties.
- Suitable for method development, validation, and quantitative assays.
- Available in small milligram pack sizes for laboratory use.
Cayman Chemical Hygromycin B-d4, Purity: ≥99% deuterated forms (d1-d4), 1 mg
An internal standard for the quantification of hygromycin by GC- or LC-MS
CCC[13C](O)=O | 250mg | 483410843](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502175519.JPG-250.jpg)
eMolecules 1185108-16-0 | Glutaric Acid-1,5-13C2 | Toronto Research Chemicals134.100 | C5H8O4O[13C](=O)CCC[13C](O)=O | 250mg | 483410843
Glutaric Acid-1,5-13C2 | Toronto Research Chemicals | 1185108-16-0134.100 | C5H8O4O[13C](=O)CCC[13C](O)=O | 250mg | 483410843
Cambridge Isotope Laboratories Glycan-O19-13C-Gal4 (galactose-13C6 99%) 500 pmol
Glycan-O19-13C-Gal4 (galactose-13C6 99%) 500 pmol
Cambridge Isotope Laboratories Cytidine phosphoramidite (U-13C9 98% U-15N3 98%) CP 95% 50 mg
Cytidine phosphoramidite (U-13C9 98% U-15N3 98%) CP 95% 50 mg
Cambridge Isotope Laboratories BROMOMETHANE (13C, 99%), 5 L, 51624-21-6
BROMOMETHANE (13C, 99%), 5 L, 51624-21-6
Cambridge Isotope Laboratories L-ASCORBIC ACID (1-13C, 99%), 0.5 G, 178101-88-7
L-ASCORBIC ACID (1-13C, 99%), 0.5 G, 178101-88-7
Cambridge Isotope Laboratories L-LEUCINE (5,5,5-D3, 99%), 1 G, 87828-86-2
L-LEUCINE (5,5,5-D3, 99%), 1 G, 87828-86-2
Cambridge Isotope Laboratories CYTIDINE 5'-TRIPHOSPHATE, AMMONIUM SALT (D8, 97%+) CHEM PUR. >90% (IN SOLN), 100 UMOL
CYTIDINE 5'-TRIPHOSPHATE, AMMONIUM SALT (D8, 97%+) CHEM PUR. >90% (IN SOLN), 100 UMOL
![Revvity Health Sciences Inc Gastric Inhibitory Polypeptide (human), [<sup>125</sup>I], 25 µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/509050747.jpg-250.jpg)
Revvity Health Sciences Inc Gastric Inhibitory Polypeptide (human), [125I], 25 µCi
Gastric Inhibitory Polypeptide (human), [125I], 25 µCi
Medchemexpress LLC Epicoprostanol-d5 1mg
Epicoprostanol-d5 is the deuterium labeled Epicoprostanol Epicoprostanol is the compound found in adipocere[1][2]
Cambridge Isotope Laboratories SODIUM PYRUVATE (2-13C, 99%), 1 G, 87976-70-3
SODIUM PYRUVATE (2-13C, 99%), 1 G, 87976-70-3