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Pharmaceuticals

We offer an extensive range of isotopically labelled reference standards for pharmaceutical and veterinary research, analysis and screening. The range includes isotopically labelled reference standards of Active pharmaceutical ingredients, Metabolite and impurity products, Degradation products and process impurities, Inhibitor and receptor compounds, Genotoxic impurities and related substances for pharmacopeial updates.
Please don’t hesitate to contact us if you are unable to find the stable isotope that you need and we'll be delighted to check on its availability.

Alphabetical Alphabetical Reversed Latest Popularity
Bisphenol Z-13C12, neat

Bisphenol Z-13C12, neat

Code: QX181519
MW: 280.26Formula: C613C12H20O2
2'-(2H-Tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic Acid-d4, neat

2'-(2H-Tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic Acid-d4, neat

Code: QX181515
MW: 270.28Formula: C14H6D4N4O2
L-Isoleucine-d10, neat

L-Isoleucine-d10, neat

Code: QX181537
MW: 141.23Formula: C6H3D10NO2
(S)-Besifloxacin (azepine-5,5,6,6-d4) Hydrochloride, neat

(S)-Besifloxacin (azepine-5,5,6,6-d4) Hydrochloride, neat

Code: QX181437
MW: 397.87 + 36.46Formula: C19H17D4ClFN3O3 • HCl
Bromadiolone-d5 (Mixture of Diasteromers), neat

Bromadiolone-d5 (Mixture of Diasteromers), neat

Code: QX181425
MW: 532.44Formula: C30H18D5BrO4
Hydrocortisone-2,2,4,6,6,21,21-d7 (d6 Major)(Cortisol), neat

Hydrocortisone-2,2,4,6,6,21,21-d7 (d6 Major)(Cortisol), neat

Code: QX181424
MW: 369.5Formula: C21H23D7O5
Testosterone-d8, neat

Testosterone-d8, neat

Code: QX181421
MW: 296.47Formula: C19H20D8O2Controlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and additional lic...
Erythromycin-d3, neat

Erythromycin-d3, neat

Code: QX181444
MW: 736.95Formula: C37H64D3NO13
Chlordimeform-d6, neat

Chlordimeform-d6, neat

Code: QX181469
MW: 202.71Formula: C10H7D6ClN2
(S)-Ketamine-d6 Hydrochloride, neat

(S)-Ketamine-d6 Hydrochloride, neat

Code: QX181464
MW: 243.76 + (36.46)Formula: C13H10D6ClNO • HClControlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption...
(E)-4-Hydroxy Tamoxifen-d5 (Contains up to 10% Z isomer), neat

(E)-4-Hydroxy Tamoxifen-d5 (Contains up to 10% Z isomer), neat

Code: QX181463
MW: 392.54Formula: C26H24D5NO2
Di-m-tolyl Phosphate-d14, neat

Di-m-tolyl Phosphate-d14, neat

Code: QX181462
MW: 292.33Formula: C14HD14O4P