Catalog division

Impurity Reference Standards

Pharmacopoeial impurities, nitrosamines, metabolites, labelled internal standards and API working standards, each backed by analytical data for method development and QC.

20,060 products6 categories2,050 in stockCOA + SDS with every lot

20,060 products · page 644 of 836

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Nonylphenol

CAS: 84852-15-3
Formula: C₁₅H₂₄O
MW: 220.35 g/mol

ZX-034786

Nonylphenol

CAS: 25154-52-3
Formula: C₁₅H₂₄O
MW: 220.35 g/mol

ZX-046903

Nor Harmane

CAS: 244-63-3
Formula: C₁₁H₈N₂
MW: 168.19 g/mol

ZX-043653

Nor-Desoxycholic Acid

CAS: 53608-86-9
Formula: C₂₃H₃₈O₄
MW: 378.5 g/mol

ZX-028916

Noradrenaline

CAS: 51-41-2
Formula: C₈H₁₁NO₃
MW: 169.18 g/mol

ZX-019802

Noradrenaline bitartrate

CAS: 69815-49-2
Formula: C₁₂H₁₉NO₁₀
MW: 337.28 g/mol

ZX-033945

Noradrenaline Tartrate

CAS: 51-40-1
Formula: C₁₂H₁₇NO₉
MW: 319.26 g/mol

ZX-025873

Noradrenalone EP Impurity B (Freebase)

CAS: 499-61-6
Formula: C₈H₉NO₃
MW: 167.16 g/mol

ZX-005856

Noradrenalone EP Impurity B (Hydrochloride Salt)

CAS: 5090-29-9
Formula: C₈H₁₀ClNO₃
MW: 203.62 g/mol

ZX-005857

Noradrenochrome

CAS: 490-89-1
Formula: C₈H₇NO₃
MW: 165.15 g/mol

ZX-025871

Norandrostenedione-3-ethyldienol Ether

CAS: 2863-88-9
Formula: C₂₀H₂₈O₂
MW: 300.4 g/mol

ZX-030902

Norbuprenorphine 3-Beta-D-Glucuronide

CAS: 469887-29-4
Formula: C₃₁H₄₃NO₁₀
MW: 589.7 g/mol

ZX-047813

Norcyclobenzaprine

CAS: 303-50-4
Formula: C₁₉H₁₉N
MW: 261.4 g/mol

ZX-022329

Nordazepem

CAS: 1088-11-5
Formula: C₁₅H₁₁ClN₂O
MW: 270.71 g/mol

ZX-006689

Nordeprenyl

CAS: 18913-84-3
Formula: C₁₂H₁₅N
MW: 173.25 g/mol

ZX-033285

Nordihydro Capsaicin

CAS: 28789-35-7
Formula: C₁₇H₂₇NO₃
MW: 293.4 g/mol

ZX-021018

Nordihydro Guaiaretic Acid (mixture of diastereomers)

CAS: 500-38-9
Formula: C₁₈H₂₂O₄
MW: 302.4 g/mol

ZX-033950

Nordoxepin

CAS: 1225-56-5
Formula: C₁₈H₁₉NO
MW: 265.3 g/mol

ZX-029092

NorDoxepin Hydrochloride

CAS: 2887-91-4
Formula: C₁₈H₂₀ClNO
MW: 301.8 g/mol

ZX-024361

Nordoxepin-d3 Hydrochloride

CAS: 1331665-54-3
Formula: C₁₈H₂₀ClNO
MW: 304.8 g/mol

ZX-029095

Norelgestromin (E&Z Mixture)

CAS: 53016-31-2
Formula: C₂₁H₂₉NO₂
MW: 327.5 g/mol

ZX-005027

Norepinephrine EP Impurity D

CAS: 1932110-67-2
Formula: C₉H₁₃NO₃
MW: 183.2 g/mol

ZX-022300

Norepinephrine EP Impurity G

CAS: 13062-58-3
Formula: C₂₂H₂₁NO₃
MW: 347.4 g/mol

ZX-025869

Norepinephrine Sulfonic Acid

CAS: 24159-36-2
Formula: C₈H₁₁NO₅S
MW: 233.24 g/mol

ZX-022299

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