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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
4’-Hydroxy Tamoxifen-d6 (contains up to 10% E isomer), neat

4’-Hydroxy Tamoxifen-d6 (contains up to 10% E isomer), neat

Code: QX170544
MW: 393.55Formula: C26H23D6NO2
Diminazene-13C2,15N4 Dihydrochloride, neat

Diminazene-13C2,15N4 Dihydrochloride, neat

Code: QX170542
MW: 287.13 + 2(36.46)Formula: C1213C2H15N315N4 • 2HCl
Loprazolam-d8, neat

Loprazolam-d8, neat

Code: QX170539
MW: 472.95Formula: C23H13D8ClN6O3Controlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and additional...
all-trans 4-Keto Retinoic Acid-(9-methyl)-d3, neat

all-trans 4-Keto Retinoic Acid-(9-methyl)-d3, neat

Code: QX170538
MW: 317.44Formula: C20H23D3O3
2-(1-Hydroxyethyl) Promazine-d4 Sulfoxide, neat

2-(1-Hydroxyethyl) Promazine-d4 Sulfoxide, neat

Code: QX170536
MW: 348.5Formula: C19H20D4N2O2S
Flupirtine-d4 Hydrochloride Salt, neat

Flupirtine-d4 Hydrochloride Salt, neat

Code: QX170247
MW: 344.81Formula: C15H14D4ClFN4O2
Tiamulin-d10 Hydrochloride, neat

Tiamulin-d10 Hydrochloride, neat

Code: QX170238
MW: 540.26Formula: C28H38D10ClNO4S
Sulbactam-d5 Sodium Salt (Major), neat

Sulbactam-d5 Sodium Salt (Major), neat

Code: QX170235
MW: 260.25Formula: C8H5D5NNaO5S
rac Guaifenesin-d5, neat

rac Guaifenesin-d5, neat

Code: QX170277
MW: 203.25Formula: C10H9D5O4
D,L-threo-Droxidopa-13C2,15N Hydrochloride, neat

D,L-threo-Droxidopa-13C2,15N Hydrochloride, neat

Code: QX170276
MW: 252.63Formula: C713C2H12Cl15NO5
Pentylenetetrazole-d6, neat

Pentylenetetrazole-d6, neat

Code: QX170275
MW: 144.21Formula: C6H4D6N4
Ravuconazole-d4, neat

Ravuconazole-d4, neat

Code: QX170271
MW: 441.49Formula: C22H13D4F2N5OS