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Pharmaceutical Impurity Reference Standards

Process impurities, degradation products and genotoxic impurity reference standards with full characterization.

Vardenafil EP Impurity A structure

Vardenafil EP Impurity A

CAS: 2169247-39-4

In Stock>95%

Vardenafil Impurity 60 structure

Vardenafil Impurity 60

CAS: CATO-C4X-101760

In Stock97%+

Vardenafil Impurity 61 structure

Vardenafil Impurity 61

CAS: 933796-16-8

In Stock97%+

Vardenafil Impurity 62 structure

Vardenafil Impurity 62

CAS: 933796-16-8(free base)

In Stock97%+

Vardenafil Impurity 63 structure

Vardenafil Impurity 63

CAS: CATO-C4X-101763

In Stock97%+

Vardenafil Impurity 64 structure

Vardenafil Impurity 64

CAS: 224786-03-2

In Stock≥95%

Vardenafil Impurity 65 structure

Vardenafil Impurity 65

CAS: 224788-55-0

In Stock>95%

Vardenafil Impurity 66 structure

Vardenafil Impurity 66

CAS: CATO-C4X-101766

In Stock97%+

Vardenafil Impurity 67 structure

Vardenafil Impurity 67

CAS: 448184-60-9

In Stock≥95%

Vardenafil Hydrochloride Trihydrate EP Impurity C structure

Vardenafil Hydrochloride Trihydrate EP Impurity C

CAS: 1255919-03-9

In Stock>95%

Vardenafil Impurity 8 structure

Vardenafil Impurity 8

CAS: 224789-20-2

In Stock>95%

Choline Fenofibrate EP Impurity A structure

Choline Fenofibrate EP Impurity A

CAS: 42019-78-3

In Stock>95%

Choline Fenofibrate Impurity 10 structure

Choline Fenofibrate Impurity 10

CAS: CATO-C4X-101810

In Stock97%+

Fenofibrate Impurity 12 structure

Fenofibrate Impurity 12

CAS: 61002-27-5

In Stock>95%

Choline Fenofibrate Impurity 13 structure

Choline Fenofibrate Impurity 13

CAS: 134612-84-3

In Stock97%+

Fenofibrate Impurity 14 structure

Fenofibrate Impurity 14

CAS: 60013-02-7

In Stock97%+

Fenofibrate Impurity 15 structure

Fenofibrate Impurity 15

CAS: 34183-01-2

In Stock97%+

Fenofibrate Impurity 16 structure

Fenofibrate Impurity 16

CAS: CATO-C4X-101816

In Stock97%+

Fenofibrate Impurity 17 structure

Fenofibrate Impurity 17

CAS: CATO-C4X-101817

In Stock97%+

Fenofibrate Impurity 18 structure

Fenofibrate Impurity 18

CAS: CATO-C4X-101818

In Stock97%+

Fenofibrate Impurity 19 structure

Fenofibrate Impurity 19

CAS: 10547-60-1

In Stock>95%

Fenofibrate EP Impurity C structure

Fenofibrate EP Impurity C

CAS: 217636-47-0

In Stock>95%

Fenofibrate Impurity 20 structure

Fenofibrate Impurity 20

CAS: 60318-63-0

In Stock>95%

Fenofibrate Impurity 21 structure

Fenofibrate Impurity 21

CAS: CATO-C4X-101821

In Stock>95%

Fenofibrate Impurity 22 structure

Fenofibrate Impurity 22

CAS: 41806-25-1

In Stock>95%

Choline fenofibrate Impurity 23 structure

Choline fenofibrate Impurity 23

CAS: 154356-97-5

In Stock97%+

Choline fenofibrate Impurity 24 structure

Choline fenofibrate Impurity 24

CAS: 51368-55-9

In Stock>95%

Choline Fenofibrate Impurity 25 structure

Choline Fenofibrate Impurity 25

CAS: CATO-C4X-101825

In Stock97%+

Choline Fenofibrate Impurity 26 structure

Choline Fenofibrate Impurity 26

CAS: 1797121-54-0

In Stock97%+

Choline Fenofibrate Impurity 27 structure

Choline Fenofibrate Impurity 27

CAS: CATO-C4X-101827

In Stock97%+

Choline Fenofibrate Impurity 28 structure

Choline Fenofibrate Impurity 28

CAS: CATO-C4X-101828

In Stock97%+

Choline Fenofibrate Impurity 29 structure

Choline Fenofibrate Impurity 29

CAS: CATO-C4X-101829

In Stock97%+

Fenofibrate EP Impurity E structure

Fenofibrate EP Impurity E

CAS: 42019-07-8

In Stock>95%

Choline Fenofibrate Impurity 30 structure

Choline Fenofibrate Impurity 30

CAS: CATO-C4X-101830

In Stock97%+

Choline Fenofibrate Impurity 31 structure

Choline Fenofibrate Impurity 31

CAS: CATO-C4X-101831

In Stock97%+

Choline Fenofibrate Impurity 32 structure

Choline Fenofibrate Impurity 32

CAS: CATO-C4X-101832

In Stock97%+

Choline fenofibrate EP Impurity E structure

Choline fenofibrate EP Impurity E

CAS: 42019-08-9

In Stock>95%

Fenofibrate EP Impurity F structure

Fenofibrate EP Impurity F

CAS: 154356-96-4

In Stock>95%

Choline Fenofibrate EP Impurity B structure

Choline Fenofibrate EP Impurity B

CAS: 42017-89-0

In Stock>95%

Fenofibrate EP Impurity G structure

Fenofibrate EP Impurity G

CAS: 217636-48-1

In Stock>95%

Choline Fenofibrate Impurity 1 structure

Choline Fenofibrate Impurity 1

CAS: 2985-79-7

In Stock97%+

Choline Fenofibrate Impurity 9 structure

Choline Fenofibrate Impurity 9

CAS: CATO-C4X-10189

In Stock97%+

Fluconazole EP Impurity D structure

Fluconazole EP Impurity D

CAS: 81886-51-3

In Stock97%+

Fluconazole Impurity 10 structure

Fluconazole Impurity 10

CAS: 163921-61-7

In Stock97%+

Fluconazole Impurity 11 structure

Fluconazole Impurity 11

CAS: 51336-94-8

In Stock>95%

Fluconazole Impurity 12 structure

Fluconazole Impurity 12

CAS: 188416-33-3

In Stock97%+

Fluconazole EP Impurity F structure

Fluconazole EP Impurity F

CAS: 118689-07-9

In Stock>95%

Fluconazole EP Impurity G Mesylate structure

Fluconazole EP Impurity G Mesylate

CAS: 86386-77-8

In Stock>95%

Fluconazole EP Impurity H structure

Fluconazole EP Impurity H

CAS: 150194-52-8

In Stock97%+

Fluconazole Impurity 16 structure

Fluconazole Impurity 16

CAS: CATO-C4X-101916

In Stock97%+

Fluconazole EP Impurity E structure

Fluconazole EP Impurity E

CAS: 86404-63-9

In Stock>95%

Fluconazole Impurity 18 structure

Fluconazole Impurity 18

CAS: 383127-79-5

In Stock97%+

Fluconazole Impurity 19 structure

Fluconazole Impurity 19

CAS: 1348664-75-4

In Stock97%+

Fluconazole EP Impurity C structure

Fluconazole EP Impurity C

CAS: 514222-44-7

In Stock>95%

Fluconazole Impurity 21 structure

Fluconazole Impurity 21

CAS: 288-36-8

In Stock97%+

Fluconazole Impurity 22 structure

Fluconazole Impurity 22

CAS: 154534-83-5

In Stock97%+

Fluconazole Impurity 23 structure

Fluconazole Impurity 23

CAS: 1609495-95-5

In Stock97%+

Fluconazole Impurity 24 structure

Fluconazole Impurity 24

CAS: CATO-C4X-101924

In Stock97%+

Fluconazole Impurity 25 structure

Fluconazole Impurity 25

CAS: CATO-C4X-101925

In Stock97%+

Fluconazole Impurity 26 structure

Fluconazole Impurity 26

CAS: CATO-C4X-101926

In Stock97%+

Fluconazole Impurity 27 structure

Fluconazole Impurity 27

CAS: CATO-C4X-101927

In Stock97%+

Fluconazole Impurity 28 structure

Fluconazole Impurity 28

CAS: CATO-C4X-101928

In Stock97%+

Fluconazole Impurity 29 structure

Fluconazole Impurity 29

CAS: CATO-C4X-101929

In Stock97%+

Fluconazole EP Impurity B structure

Fluconazole EP Impurity B

CAS: 871550-15-1

In Stock>95%

Fluconazole EP Impurity I Bromide structure

Fluconazole EP Impurity I Bromide

CAS: 150168-54-0

In Stock97%+

Fluconazole Impurity 33 structure

Fluconazole Impurity 33

CAS: CATO-C4X-101933

In Stock97%+

Fluconazole Impurity 34 structure

Fluconazole Impurity 34

CAS: CATO-C4X-101934

In Stock97%+

Fluconazole Impurity 35 structure

Fluconazole Impurity 35

CAS: CATO-C4X-101935

In Stock97%+

Fluconazole Impurity 36 structure

Fluconazole Impurity 36

CAS: CATO-C4X-101936

In Stock97%+

Fluconazole Impurity 37 structure

Fluconazole Impurity 37

CAS: CATO-C4X-101937

In Stock97%+

Fluconazole Impurity 38 structure

Fluconazole Impurity 38

CAS: 1774-47-6

In Stock>95%

Fluconazole Impurity 39 structure

Fluconazole Impurity 39

CAS: CATO-C4X-101939

In Stock97%+

Fluconazole EP Impurity A structure

Fluconazole EP Impurity A

CAS: 89429-59-4

In Stock>95%

Fluconazole Impurity 40 structure

Fluconazole Impurity 40

CAS: 206050-23-9

In Stock97%+

Fluconazole Impurity 41 structure

Fluconazole Impurity 41

CAS: CATO-C4X-101941

In Stock97%+

Fluconazole Impurity 42 structure

Fluconazole Impurity 42

CAS: CATO-C4X-101942

In Stock97%+

Fluconazole Impurity 43 structure

Fluconazole Impurity 43

CAS: 41253-21-8

In Stock>95%

Fluconazole Impurity 44 structure

Fluconazole Impurity 44

CAS: 6086-21-1

In Stock97%+

Fluconazole Impurity 46 structure

Fluconazole Impurity 46

CAS: 2013304-99-7

In Stock97%+

Fluconazole Impurity 47 structure

Fluconazole Impurity 47

CAS: CATO-C4X-101947

In Stock97%+

Fluconazole Impurity 48 structure

Fluconazole Impurity 48

CAS: 1222655-38-0

In Stock>95%

Fluconazole Impurity 49 structure

Fluconazole Impurity 49

CAS: CATO-C4X-101949

In Stock97%+

Fluconazole Impurity 50 structure

Fluconazole Impurity 50

CAS: 58905-21-8

In Stock97%+

Fluconazole Impurity 51 structure

Fluconazole Impurity 51

CAS: CATO-C4X-101951

In Stock97%+

Fluconazole Impurity 52 structure

Fluconazole Impurity 52

CAS: CATO-C4X-101952

In Stock>95%

Fluconazole Impurity 53 structure

Fluconazole Impurity 53

CAS: CATO-C4X-101953

In Stock>95%

Fluconazole Impurity 54 structure

Fluconazole Impurity 54

CAS: CATO-C4X-101954

In Stock>95%

Fluconazole Impurity 55 structure

Fluconazole Impurity 55

CAS: CATO-C4X-101955

In Stock>95%

Fluconazole Impurity 56 structure

Fluconazole Impurity 56

CAS: CATO-C4X-101956

In Stock>95%

Fluconazole Impurity 58 structure

Fluconazole Impurity 58

CAS: 123091-15-6 (free base)

In Stock>95%

Fluconazole Impurity 59 structure

Fluconazole Impurity 59

CAS: CATO-C4X-101959

In Stock97%+

Fluconazole Impurity 6 structure

Fluconazole Impurity 6

CAS: 51336-95-9

In Stock97%+

Fluconazole Impurity 61 structure

Fluconazole Impurity 61

CAS: CATO-C4X-101961

In Stock>95%

Fluconazole Impurity 62 structure

Fluconazole Impurity 62

CAS: CATO-C4X-101962

In Stock>95%

Fluconazole EP Impurity A (R-Isomer) structure

Fluconazole EP Impurity A (R-Isomer)

CAS: CATO-C4X-101963

In Stock≥95%

Fluconazole EP Impurity F (R-Isomer) structure

Fluconazole EP Impurity F (R-Isomer)

CAS: CATO-C4X-101964

In Stock≥95%

Fluconazole EP Impurity G (R-Isomer) structure

Fluconazole EP Impurity G (R-Isomer)

CAS: CATO-C4X-101965

In Stock≥95%

Fluconazole EP Impurity H (R-Isomer) structure

Fluconazole EP Impurity H (R-Isomer)

CAS: CATO-C4X-101966

In Stock≥95%

Fluconazole EP Impurity I (R-Isomer) structure

Fluconazole EP Impurity I (R-Isomer)

CAS: CATO-C4X-101967

In Stock≥95%

Fluconazole Impurity 68 structure

Fluconazole Impurity 68

CAS: CATO-C4X-101968

In Stock97%+

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