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Home → Products → Impurities Certified Reference Materials → S
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Impurities Certified Reference Materials

Stearyl Alcohol

  • Catalog number: RSX02217
  • Status: BackOrdered
  • Molecular formula: C18H38O
  • CAS registry number: 112-92-5
  • Capacity: 125 mg
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Sorafenib Isopropyl Carbamate

  • Catalog number: RSS01926
  • Status: BackOrdered
  • Molecular formula: C17H19N3O4
  • CAS registry number: 2206827-14-5
  • Capacity: 25 mg
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Solifinacin Ethyl Carbamate Impurity

  • Catalog number: RSS01917
  • Status: BackOrdered
  • Molecular formula: C18H19NO2
  • CAS registry number: 180468-42-2
  • Capacity: 25 mg
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Solriamfetol Impurity 5

  • Catalog number: RSS01920
  • Status: BackOrdered
  • Molecular formula: C10H11NO2
  • CAS registry number: 90719-32-7
  • Capacity: 25 mg
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Sorafenib Related Compound H

  • Catalog number: RSS01924
  • Status: BackOrdered
  • Molecular formula: C21H16ClF3N4O3
  • CAS registry number: 1431697-81-2
  • Capacity: 25 mg
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Sorafenib Formamide

  • Catalog number: RSS01927
  • Status: BackOrdered
  • Molecular formula: C14H13N3O3
  • CAS registry number: 2004659-84-9
  • Capacity: 25 mg
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Sorafenib Diarylurea Analog

  • Catalog number: RSS01928
  • Status: BackOrdered
  • Molecular formula: C27H24N6O5
  • CAS registry number: 284670-98-0
  • Capacity: 25 mg
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Spironolactone Related Compound A

  • Catalog number: RSS01931
  • Status: BackOrdered
  • Molecular formula: C22H28O3
  • CAS registry number: 976-71-6
  • Capacity: 100 mg
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Spironolactone Related Compound B

  • Catalog number: RSS01932
  • Status: BackOrdered
  • Molecular formula: C24H30O4S
  • CAS registry number: 132458-33-4
  • Capacity: 30 mg
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Spironolactone Related Compound I

  • Catalog number: RSS01935
  • Status: BackOrdered
  • Molecular formula: C24H36O4S
  • CAS registry number: 3070439-36-7
  • Capacity: 10 mg
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Sulfamethoxazole Related Compound A

  • Catalog number: RSS01939
  • Status: BackOrdered
  • Molecular formula: C12H13N3O4S
  • CAS registry number: 21312-10-7
  • Capacity: 15 mg
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Sulfamethoxazole Related Compound B

  • Catalog number: RSS01940
  • Status: BackOrdered
  • Molecular formula: C16H16N4O5S2
  • CAS registry number: 135529-16-7
  • Capacity: 15 mg
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Sulfamethoxazole Related Compound C

  • Catalog number: RSS01941
  • Status: BackOrdered
  • Molecular formula: C4H6N2O
  • CAS registry number: 1072-67-9
  • Capacity: 15 mg
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Spironolactone Related Compound C

  • Catalog number: RSS01933
  • Status: BackOrdered
  • Molecular formula: C22H30O3
  • CAS registry number: 976-70-5
  • Capacity: 30 mg
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Sulfamethoxazole Related Compound F

  • Catalog number: RSS01942
  • Status: BackOrdered
  • Molecular formula: C10H11N3O3S
  • CAS registry number: 17103-52-5
  • Capacity: 15 mg
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Sunitinib N-Oxide

  • Catalog number: RSS01946
  • Status: BackOrdered
  • Molecular formula: C22H27FN4O3
  • CAS registry number: 356068-99-0
  • Capacity: 25 mg
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Sunitinib Amide

  • Catalog number: RSS01948
  • Status: BackOrdered
  • Molecular formula: C16H14FN3O2
  • CAS registry number: 1186651-51-3
  • Capacity: 25 mg
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Sodium Picosulfate Impurity B

  • Catalog number: RSS01901
  • Status: BackOrdered
  • Molecular formula: C18H15NO2
  • CAS registry number: 603-41-8
  • Capacity: 20 mg
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Sofosbuvir Nucleoside Derivative

  • Catalog number: RSS01904
  • Status: BackOrdered
  • Molecular formula: C10H13FN2O5
  • CAS registry number: 863329-66-2
  • Capacity: 100 mg
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Solifenacin Impurity A

  • Catalog number: RSS01907
  • Status: BackOrdered
  • Molecular formula: C15H15N
  • CAS registry number: 118864-75-8
  • Capacity: 25 mg
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Solifenacin Impurity B

  • Catalog number: RSS01908
  • Status: BackOrdered
  • Molecular formula: C19H21NO2
  • CAS registry number: 1353274-25-5
  • Capacity: 10 mg
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Solifenacin Impurity C

  • Catalog number: RSS01909
  • Status: BackOrdered
  • Molecular formula: C31H28N2O
  • CAS registry number: 1534326-81-2
  • Capacity: 100 mg
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Solifenacin Impurity E

  • Catalog number: RSS01910
  • Status: BackOrdered
  • Molecular formula: C7H13NO
  • CAS registry number: 25333-42-0
  • Capacity: 25 mg
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Solifenacin Impurity F

  • Catalog number: RSS01911
  • Status: BackOrdered
  • Molecular formula: C23H26N2O2.C4H6O4
  • CAS registry number: 1262506-09-1
  • Capacity: 25 mg
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Solifenacin Impurity G

  • Catalog number: RSS01912
  • Status: BackOrdered
  • Molecular formula: C27H32N2O6
  • CAS registry number: 862207-70-3
  • Capacity: 10 mg
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Solifenacin Impurity I (Solifenacin N-Oxide)

  • Catalog number: RSS01914
  • Status: BackOrdered
  • Molecular formula: C23H26N2O3
  • CAS registry number: 180272-28-0
  • Capacity: 25 mg
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Solifenacin Impurity 2

  • Catalog number: RSS01915
  • Status: BackOrdered
  • Molecular formula: C22H18N2O4
  • CAS registry number: 1229227-22-8
  • Capacity: 10 mg
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Solifenacin Related Compound 6

  • Catalog number: RSS01916
  • Status: BackOrdered
  • Molecular formula: C15H13N
  • CAS registry number: 52250-50-7
  • Capacity: 250 mg
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Sodium Picosulfate Impurity A

  • Catalog number: RSS01900
  • Status: BackOrdered
  • Molecular formula: C18H14NNaO5S
  • CAS registry number: 32500-19-9
  • Capacity: 20 mg
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Sitagliptin Fumarate Adduct

  • Catalog number: RSS01897
  • Status: BackOrdered
  • Molecular formula: C20H19F6N5O5
  • CAS registry number: 2088771-60-0
  • Capacity: 10 mg
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Sitagliptin (R)-Triazecine Analog

  • Catalog number: RSS01896
  • Status: BackOrdered
  • Molecular formula: C16H13F6N5O2
  • CAS registry number: 2088771-61-1
  • Capacity: 25 mg
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Sitagliptin Styrylacetyl Analog

  • Catalog number: RSS01890
  • Status: BackOrdered
  • Molecular formula: C16H12F6N4O
  • CAS registry number: 1803026-58-5
  • Capacity: 25 mg
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Simvastatin Impurity C

  • Catalog number: RSS01874
  • Status: BackOrdered
  • Molecular formula: C25H36O4
  • CAS registry number: 210980-68-0
  • Capacity: 30 mg
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Sertraline Hydrochloride Impurity E as Racemate

  • Catalog number: RSS01865
  • Status: BackOrdered
  • Molecular formula: C8H8O3
  • CAS registry number: 90-64-2
  • Capacity: 500 mg
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Sildenafil Impurity A

  • Catalog number: RSS01868
  • Status: BackOrdered
  • Molecular formula: C23H32N6O4S
  • CAS registry number: 1391053-95-4
  • Capacity: 10 mg
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Sildenafil Impurity B (Sildenafil N-oxide)

  • Catalog number: RSS01869
  • Status: BackOrdered
  • Molecular formula: C22H30N6O5S
  • CAS registry number: 1094598-75-0
  • Capacity: 25 mg
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Sildenafil Impurity E (Imidazole)

  • Catalog number: RSS01870
  • Status: BackOrdered
  • Molecular formula: C3H4N2
  • CAS registry number: 288-32-4
  • Capacity: 200 mg
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Simvastatin Impurity A

  • Catalog number: RSS01872
  • Status: BackOrdered
  • Molecular formula: C25H39O6.Na
  • CAS registry number: 101314-97-0
  • Capacity: 100 mg
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Simvastatin Impurity B

  • Catalog number: RSS01873
  • Status: BackOrdered
  • Molecular formula: C27H40O6
  • CAS registry number: 145576-25-6
  • Capacity: 30 mg
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Simvastatin Impurity F

  • Catalog number: RSS01876
  • Status: BackOrdered
  • Molecular formula: C24H36O5
  • CAS registry number: 79952-44-6
  • Capacity: 25 mg
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Simvastatin Impurity G

  • Catalog number: RSS01877
  • Status: BackOrdered
  • Molecular formula: C25H36O5
  • CAS registry number: 1449248-72-9
  • Capacity: 30 mg
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Simvastatin Impurity H

  • Catalog number: RSS01878
  • Status: BackOrdered
  • Molecular formula: C19H28O4
  • CAS registry number: 79952-42-4
  • Capacity: 25 mg
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Simvastatin Impurity I

  • Catalog number: RSS01879
  • Status: BackOrdered
  • Molecular formula: C23H34O5
  • CAS registry number: 79902-42-4
  • Capacity: 25 mg
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Simvastatin Impurity J

  • Catalog number: RSS01880
  • Status: BackOrdered
  • Molecular formula: C26H40O5
  • CAS registry number: 864357-88-0
  • Capacity: 25 mg
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Sitagliptin Acid

  • Catalog number: RSS01885
  • Status: BackOrdered
  • Molecular formula: C10H10F3NO2
  • CAS registry number: 936630-57-8
  • Capacity: 25 mg
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Sitagliptin Alcohol

  • Catalog number: RSS01886
  • Status: BackOrdered
  • Molecular formula: C16H14F6N4O2
  • CAS registry number: 1253056-01-7
  • Capacity: 25 mg
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Sitagliptin Enamine

  • Catalog number: RSS01887
  • Status: BackOrdered
  • Molecular formula: C16H13F6N5O
  • CAS registry number: 767340-03-4
  • Capacity: 25 mg
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Sitagliptin Ketone

  • Catalog number: RSS01888
  • Status: BackOrdered
  • Molecular formula: C16H12F6N4O2
  • CAS registry number: 764667-65-4
  • Capacity: 25 mg
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Sitagliptin Phenylcrotonyl Analog

  • Catalog number: RSS01889
  • Status: BackOrdered
  • Molecular formula: C16H12F6N4O
  • CAS registry number: 1253056-18-6
  • Capacity: 25 mg
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Sertraline Hydrochloride Racemic Mixture

  • Catalog number: RSS01860
  • Status: BackOrdered
  • Molecular formula: C17H17Cl2N.HCl
  • CAS registry number: 79617-89-3
  • Capacity: 30 mg
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Sertraline Hydrochloride

  • Catalog number: RSS01859
  • Status: BackOrdered
  • Molecular formula: C17H17Cl2N.HCl
  • CAS registry number: 79559-97-0
  • Capacity: 100 mg
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Saxagliptin Related Compound C

  • Catalog number: RSS01858
  • Status: BackOrdered
  • Molecular formula: C18H24N2O3
  • CAS registry number: 1350800-77-9
  • Capacity: 15 mg
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Salicylic Acid Related Compound B

  • Catalog number: RSS01853
  • Status: BackOrdered
  • Molecular formula: C8H6O5
  • CAS registry number: 636-46-4
  • Capacity: 100 mg
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Salicylic Acid Related Compound A

  • Catalog number: RSS01852
  • Status: BackOrdered
  • Molecular formula: C7H6O3
  • CAS registry number: 99-96-7
  • Capacity: 100 mg
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Salbutamol EP Impurity Q

  • Catalog number: RSS02308
  • Status: BackOrdered
  • Molecular formula: C8H8O3
  • CAS registry number: 54030-32-9
  • Capacity: 25 mg
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S-Levetiracetam Hydroxybutyramide Analog

  • Catalog number: RSL01122
  • Status: BackOrdered
  • Molecular formula: C8H16N2O3
  • CAS registry number: 1868118-63-1
  • Capacity: 10 mg
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Succinic Acid

  • Catalog number: RSD00649
  • Status: BackOrdered
  • Molecular formula: C4-H6-O4
  • CAS registry number: 110-15-6
  • Capacity: 300 mg
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