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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
10-Formyl Folic Acid-d4, neat

10-Formyl Folic Acid-d4, neat

Code: QX175677
MW: 473.43Formula: C20H15D4N7O7
L-Phenylalanine-d7, neat

L-Phenylalanine-d7, neat

Code: QX177962
MW: 172.23Formula: C9H4D7NO2
Folic Acid-d2, neat

Folic Acid-d2, neat

Code: QX177952
MW: 443.42Formula: C19H17D2N7O6
4-Aminophenol-d4, neat

4-Aminophenol-d4, neat

Code: QX178052
MW: 113.15Formula: C6H3D4NO
Pemoline-d5, neat

Pemoline-d5, neat

Code: QX178094
MW: 181.2Formula: C9H3D5N2O2Controlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and additional lice...
Ochratoxin A-d5, neat

Ochratoxin A-d5, neat

Code: QX177733
MW: 408.84Formula: C20H13D5ClNO6
Celecoxib-d4, neat

Celecoxib-d4, neat

Code: QX176478
MW: 385.4Formula: C17H10D4F3N3O2S
Estriol-d1, neat

Estriol-d1, neat

Code: QX176621
MW: 289.18Formula: C18H23DO3
Cholic Acid-d5, neat

Cholic Acid-d5, neat

Code: QX176320
MW: 413.6Formula: C24H35D5O5
rac 4-Hydroxydebrisoquine-13C,15N2 Hemisulfate, neat

rac 4-Hydroxydebrisoquine-13C,15N2 Hemisulfate, neat

Code: QX176993
MW: 243.25Formula: C913CH13N15N2O•1/2H2SO4
Patulin-13C3, neat

Patulin-13C3, neat

Code: QX178425
MW: 157.1Formula: C413C3H6O4
(R)-Apomorphine-d4 Hydrochloride, neat

(R)-Apomorphine-d4 Hydrochloride, neat

Code: QX178563
MW: 271.35 + 36.46Formula: C17H13D4NO2 • HCl