Isotopically Labeled Compounds

Revvity Health Sciences Inc Prostaglandin E₂, [5,6,8,11,12,14,15-³H(N)]-, 50µCi (1.85MBq)

Prostaglandin E₂, [5,6,8,11,12,14,15-³H(N)]-, 50µCi (1.85MBq)

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Medchemexpress LLC 2-bromopyridine-d4 | 70766-71-1 | MFCD06658667 | 98.4% | 162.02 | C5D4BrN | 25mg

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2-Bromopyridine-d4 is the deuterium labeled 2-Bromopyridin[1]

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Medchemexpress LLC Urea-13C (carbonyl diamide-13C) | 58069-82-2 | MFCD00064398 | 99.1% | 61.05 g/mol | 13CH4N2O | 50 MG

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Urea-13C is urea labeled with the stable isotope carbon-13 (13C), provided as a solid reagent for diagnostic and analytical applications. It is used as the substrate in the 13C-urea breath test for detection of Helicobacter pylori and as a tracer or internal standard for quantitative NMR, GC-MS, and LC-MS analyses.

• 13C enrichment of 99.1%.
• Suitable as substrate for 13C-urea breath testing to detect Helicobacter pylori.
• Useful as tracer and internal standard for NMR, GC-MS, and LC-MS quantitative analysis.
• Solid, white to off-white physical form for easy handling and storage.
• Available in small pack sizes such as 50 mg for research use.

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Cayman Chemical Iloprost-d4 50UG

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An internal standard for the quantification of iloprost by GC- or LC-MS

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Medchemexpress LLC Prostaglandin D2-d9 | 2254642-52-7 | 99.0% | 361.52 g/mol | C20H23D9O5 | 100 UG

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Prostaglandin D2-d9 is a deuterium-labeled analogue of prostaglandin D2 used as a stable isotope internal standard and tracer for quantitative mass spectrometry and NMR assays. Supplied as a solution (100 μg) for research use, the isotopic label improves accuracy and precision in PGD2 quantification.

• Deuterium-labeled internal standard for LC-MS, GC-MS, and NMR.
• High purity (99.0%) for reliable quantitation.
• Supplied as 100 μg solution in methyl acetate for convenient use.
• Stable under recommended storage: solution -20°C (up to 2 years); stock solutions -80°C (6 months).
• Suitable as a tracer and calibration standard to improve assay accuracy and precision.

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Cayman Chemical AldIcarb sulfon 250mg

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A metabolite and degradation product of aldicarb; reduces the number of male T. semipenetrans second-stage larvae that reach the third, fourth, and adult stages of development at 100 μg/ml

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Medchemexpress LLC Creatine-d5 monohydrate | 99.9% | 154.18 g/mol | C4H6D5N3O3 | 1 MG

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Creatine-d5 monohydrate is the deuterium-labeled analog of creatine monohydrate provided as a stable-isotope reagent for research use. It serves as an internal standard for mass spectrometry, tracer experiments, and metabolic studies where isotopic labeling enables precise quantitation and pathway tracking. Supplied as a powder in small analytical pack sizes with documented purity and storage recommendations.

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Medchemexpress LLC Stearic acid-d4 | 130048-57-6 | MFCD06658552 | ≥99.0% | 10 MG

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Stearic acid-d4 is the deuterium-labeled analogue of stearic acid, supplied as an isotope-labeled reference standard for analytical and metabolic studies. It is intended for research use and is provided as a powder with defined storage recommendations.

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Cayman Chemical L-ThreonIn-d2 5mg

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An internal standard for the quantification of L-threonine by GC- or LC-MS

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Revvity Health Sciences Inc Chromium-51 Radionuclide, 1mCi, EDTA Complex in 0.005M EDTA (pH 7.0)

Chromium-51 Radionuclide, 1mCi, EDTA Complex in 0.005M EDTA (pH 7.0)

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Medchemexpress LLC Propan-2-amine-d7 h 25mg

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Propan-2-amine-d7 (hydrochloride) is the deuterium labeled Propan-2-amine hydrochloride[1]

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Revvity Health Sciences Inc Prostaglandin E₂, [5,6,8,11,12,14,15-³H(N)]-, 250µCi (9.25MBq)

Prostaglandin E₂, [5,6,8,11,12,14,15-³H(N)]-, 250µCi (9.25MBq)

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Revvity Health Sciences Inc Sulfur-35 Radionuclide, 10mCi (370MBq), Specific Activity: 250-1000mCi (9.25-37.0GBq)/mmol

Sulfur-35 Radionuclide, 10mCi (370MBq), Specific Activity: 250-1000mCi (9.25-37.0GBq)/mmol

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Revvity Health Sciences Inc Thymidine, [Methyl-³H]-, Specific Activity: 70-90Ci (2.59-3.33TBq)/mmol,>97%, 5mCi (185MBq)

Thymidine, [Methyl-³H]-, Specific Activity: 70-90Ci (2.59-3.33TBq)/mmol,>97%, 5mCi (185MBq)

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Revvity Health Sciences Inc Dihydroxyphenylethylamine, 3,4-[7-³H]-, 250µCi (9.25MBq)

Dihydroxyphenylethylamine, 3,4-[7-³H]-, 250µCi (9.25MBq)

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