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Impurities & Reference Standards

Nitrosamine Impurities

Source 294 nitrosamine impurities for research, QC and production, documented with COA and SDS.

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COA + SDSwith every lot

Reference Standard

N-Nitroso Fenfluramine chemical structure

N-Nitroso Fenfluramine

CAS: 19023-40-6
Formula: C₁₂H₁₅F₃N₂O
MW: 260.26 g/mol

VQ-027316

Reference Standard

N-Nitroso Flecainide chemical structure

N-Nitroso Flecainide

CAS: 2901109-58-6
Formula: C₁₇H₁₉F₆N₃O₄
MW: 443.34 g/mol

VQ-024096

Reference Standard

N-Nitroso Flufenamic Acid chemical structure

N-Nitroso Flufenamic Acid

CAS: 23595-00-8
Formula: C₁₄H₉F₃N₂O₃
MW: 310.23 g/mol

VQ-025663

Reference Standard

N-Nitroso Fluoxetine chemical structure

N-Nitroso Fluoxetine

CAS: 150494-06-7
Formula: C₁₇H₁₇F₃N₂O₂
MW: 338.32 g/mol

In stock

Reference Standard

N-Nitroso Folic Acid chemical structure

N-Nitroso Folic Acid

CAS: 26360-21-4
Formula: C₁₉H₁₈N₈O₇
MW: 470.4 g/mol

In stock

Reference Standard

N-Nitroso Folic acid chemical structure

N-Nitroso Folic acid

CAS: 29291-35-8
Formula: C₁₉H₁₈N₈O₇
MW: 470.4 g/mol

VQ-037396

Reference Standard

N-Nitroso Folic Acid Impurity D

N-Nitroso Folic Acid Impurity D

Formula: C₁₄H₁₁N₇O₄
MW: 341.28 g/mol

In stock

Reference Standard

N-Nitroso Frovatriptan Impurity 1 chemical structure

N-Nitroso Frovatriptan Impurity 1

Formula: C₁₄H₁₆N₄O₂
MW: 272.3 g/mol

In stock

Reference Standard

N-Nitroso Gabapentin EP Impurity A chemical structure

N-Nitroso Gabapentin EP Impurity A

CAS: 856068-98-9
Formula: C₉H₁₄N₂O₂
MW: 182.22 g/mol

VQ-030924

Reference Standard

N-Nitroso Glycine chemical structure

N-Nitroso Glycine

CAS: 158179-60-3
Formula: C₂H₄N₂O₃
MW: 104.07 g/mol

VQ-040763

Reference Standard

N-Nitroso Hydrochlorothiazide chemical structure

N-Nitroso Hydrochlorothiazide

CAS: 63779-86-2
Formula: C₇H₇ClN₄O₅S₂
MW: 326.7 g/mol

In stock

Reference Standard

N-Nitroso Hydroxychloroquine EP Impurity C chemical structure

N-Nitroso Hydroxychloroquine EP Impurity C

Formula: C₁₆H₂₁ClN₄O₂
MW: 336.81 g/mol

In stock

Reference Standard

N-Nitroso Hydroxychloroquine EP Impurity D chemical structure

N-Nitroso Hydroxychloroquine EP Impurity D

Formula: C₁₆H₂₁ClN₄O
MW: 320.82 g/mol

In stock

Reference Standard

N-Nitroso Iminostilbene chemical structure

N-Nitroso Iminostilbene

CAS: 38652-29-8
Formula: C₁₄H₁₀N₂O
MW: 222.24 g/mol

VQ-021997

Reference Standard

N-Nitroso Indoline chemical structure

N-Nitroso Indoline

CAS: 7633-57-0
Formula: C₈H₈N₂O
MW: 148.16 g/mol

VQ-032675

Reference Standard

N-Nitroso Itraconazole Impurity 1 chemical structure

N-Nitroso Itraconazole Impurity 1

CAS: 75051-59-1
Formula: C₁₁H₁₅N₃O₂
MW: 221.26 g/mol

In stock

Reference Standard

N-Nitroso ketamine chemical structure

N-Nitroso ketamine

CAS: 86144-35-6
Formula: C₁₃H₁₅ClN₂O₂
MW: 266.72 g/mol

VQ-031366

Reference Standard

N-Nitroso L-Arginine chemical structure

N-Nitroso L-Arginine

CAS: 151512-14-0
Formula: C₆H₁₂N₄O₃
MW: 188.18 g/mol

VQ-028967

Reference Standard

N-Nitroso Labetalol chemical structure

N-Nitroso Labetalol

CAS: 2820170-74-7
Formula: C₁₉H₂₃N₃O₄
MW: 357.4 g/mol

VQ-021245

Reference Standard

N-Nitroso Leucine Impurity chemical structure

N-Nitroso Leucine Impurity

CAS: 78814-91-2
Formula: C₈H₁₄N₂O₄
MW: 202.21 g/mol

VQ-031603

Reference Standard

N-Nitroso Levofloxacin EP Impurity B chemical structure

N-Nitroso Levofloxacin EP Impurity B

CAS: 1152314-62-9
Formula: C₁₇H₁₇FN₄O₅
MW: 376.3 g/mol

In stock

Reference Standard

N-Nitroso Levomefolate Impurity 1

N-Nitroso Levomefolate Impurity 1

Formula: C₂₀H₂₄N₈O₇
MW: 488.45 g/mol

VQ-006911

Reference Standard

N-Nitroso Lidocaine EP Impurity D chemical structure

N-Nitroso Lidocaine EP Impurity D

CAS: 3033377-17-9
Formula: C₁₂H₁₇N₃O₂
MW: 235.28 g/mol

VQ-022994

Reference Standard

N-Nitroso Linagliptin Impurity (R Isomer) chemical structure

N-Nitroso Linagliptin Impurity (R Isomer)

CAS: 3031851-92-7
Formula: C₁₀H₁₉N₃O₃
MW: 229.28 g/mol

VQ-006912

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