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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
Sulfadiazine-13C6, neat

Sulfadiazine-13C6, neat

Code: QX168992
MW: 256.23Formula: C413C6H10N4O2S
5-Fluorouracil-13C,15N2, neat

5-Fluorouracil-13C,15N2, neat

Code: QX168991
MW: 133.06Formula: C313CH3F15N2O2
Tegafur-13C,15N2, neat

Tegafur-13C,15N2, neat

Code: QX169002
MW: 203.15Formula: C713CH9F15N2O3
Zonisamide-13C2-15N, neat

Zonisamide-13C2-15N, neat

Code: QX168981
MW: 215.2Formula: C613C2H8N15NO3S
Norfluoxetine-d5 Hydrochloride (Phenyl-d5), neat

Norfluoxetine-d5 Hydrochloride (Phenyl-d5), neat

Code: QX168979
MW: 336.79Formula: C16H12D5ClF3NO
Hydroxy Pioglitazone-d4 (M-IV), neat

Hydroxy Pioglitazone-d4 (M-IV), neat

Code: QX168977
MW: 376.46Formula: C19H16D4N2O4S
Raloxifene-d4 Hydrochloride, neat

Raloxifene-d4 Hydrochloride, neat

Code: QX168976
MW: 514.07Formula: C28H24D4ClNO4S
4-Acetaminophen-d3 Sulfate Potassium Salt, neat

4-Acetaminophen-d3 Sulfate Potassium Salt, neat

Code: QX168975
MW: 272.33Formula: C8H5D3KNO5S
Remifentanil-13C6 Hydrochloride, neat

Remifentanil-13C6 Hydrochloride, neat

Code: QX169031
MW: 418.86Formula: C1413C6H29ClN2O5Controlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and addition...
Flavoxate-d4 Hydrochloride, neat

Flavoxate-d4 Hydrochloride, neat

Code: QX169030
MW: 431.95Formula: C24H22D4ClNO4
1’-Hydroxy Midazolam-13C3, neat

1’-Hydroxy Midazolam-13C3, neat

Code: QX169029
MW: 344.74Formula: C1513C3H13ClFN3OControlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and addition...
4’-Hydroxyphenyl Carvedilol-d3, neat

4’-Hydroxyphenyl Carvedilol-d3, neat

Code: QX169028
MW: 425.49Formula: C24H23D3N2O5