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Pharmaceutical Impurity Reference Standards

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

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Linezolid Impurity 13 (PNU142300) structure

Linezolid Impurity 13 (PNU142300)

CAS: 368891-69-4

In Stock97%+

Linezolid Impurity 14 (PNU142586) structure

Linezolid Impurity 14 (PNU142586)

CAS: 368891-70-7

In Stock97%+

Linezolid impurity 27 structure

Linezolid impurity 27

CAS: 858344-36-2

In Stock97%+

Linezolid impurity 28 structure

Linezolid impurity 28

CAS: 79669-87-7

In Stock97%+

Linezolid Impurity 6 structure

Linezolid Impurity 6

CAS: 565176-83-2

In Stock97%+

Linezolid Impurity 66 structure

Linezolid Impurity 66

CAS: 224323-52-8

In Stock97%+

Linezolid Impurity 77 structure

Linezolid Impurity 77

CAS: 3920-11-4

In Stock97%+

Linezolid Impurity 78 structure

Linezolid Impurity 78

CAS: 6937-15-1

In Stock97%+

Linezolid Impurity 88 structure

Linezolid Impurity 88

CAS: 431924-51-5

In Stock97%+

Linezolid Impurity 99 structure

Linezolid Impurity 99

CAS: 34839-13-9

In Stock97%+

Liothyronine Impurity N1 structure

Liothyronine Impurity N1

CAS: 92151-30-9

In Stock97%+

Liothyronine Impurity 5 structure

Liothyronine Impurity 5

CAS: 4299-64-3

In Stock97%+

Liothyronine related impurity, (R)-2-amino structure

Liothyronine related impurity, (R)-2-amino

CAS: 5714-08-9

In Stock97%+

Lisinopril EP Impurity A structure

Lisinopril EP Impurity A

CAS: 5472-95-7

In Stock97%+

Lisinopril EP impurity I structure

Lisinopril EP impurity I

CAS: 927819-64-5

In Stock97%+

Lodoxamide Impurity 1 structure

Lodoxamide Impurity 1

CAS: 66223-75-4

In Stock97%+

Lodoxamide Impurity 2 structure

Lodoxamide Impurity 2

CAS: 55441-26-4

In Stock97%+

Lodoxamide Impurity 3 structure

Lodoxamide Impurity 3

CAS: 617-36-7

In Stock97%+

Lofexidine Amide Impurity structure

Lofexidine Amide Impurity

CAS: 344411-67-2

In Stock97%+

Lofexidine Ethyl Ester Impurity structure

Lofexidine Ethyl Ester Impurity

CAS: 344559-34-8

In Stock97%+

Lofexidine Nitrile Impurity structure

Lofexidine Nitrile Impurity

CAS: 78302-27-9

In Stock97%+

Loratadine Impurity 2 structure

Loratadine Impurity 2

CAS: 96034-64-9

In Stock97%+

Loratadine Impurity 28 structure

Loratadine Impurity 28

CAS: 3964-81-6

In Stock97%+

Loratadine Impurity 7 structure

Loratadine Impurity 7

CAS: 52003-32-4

In Stock97%+

Loratadine Impurity B structure

Loratadine Impurity B

CAS: 38093-12-8

In Stock97%+

Lorazepam Impurity 6 structure

Lorazepam Impurity 6

CAS: 2894-71-5

In Stock97%+

Lorcaserin Impurity 3 structure

Lorcaserin Impurity 3

CAS: 847063-14-3

In Stock97%+

Lorcaserin Impurity 5 structure

Lorcaserin Impurity 5

CAS: 34164-14-2

In Stock97%+

Lorcaserin Impurity B structure

Lorcaserin Impurity B

CAS: 953789-37-2

In Stock97%+

Lorcaserin Lactam Impurity structure

Lorcaserin Lactam Impurity

CAS: 824430-77-5

In Stock97%+

Lornoxicam Impurity 16 structure

Lornoxicam Impurity 16

CAS: 72975-44-1

In Stock97%+

Loteprednol Impurity 7 structure

Loteprednol Impurity 7

CAS: 7801-18-5

In Stock97%+

Lovastatin EP Impurity E structure

Lovastatin EP Impurity E

CAS: 77517-29-4

In Stock97%+

Loxapine Impurity 1 (Dimer Impurity, Mixture of Diastereomers) structure

Loxapine Impurity 1 (Dimer Impurity, Mixture of Diastereomers)

CAS: 3454-96-4

In Stock97%+

Lumefantrine DBA Impurity structure

Lumefantrine DBA Impurity

CAS: 53221-07-1

In Stock97%+

Lumefantrine Impurity 3 structure

Lumefantrine Impurity 3

CAS: 4364-35-6

In Stock97%+

Lumefentrine Keto Impurity structure

Lumefentrine Keto Impurity

CAS: 53221-25-3

In Stock97%+

Lurasidone Impurity 17 structure

Lurasidone Impurity 17

CAS: 709605-77-6

In Stock97%+

Lurasidone Impurity 2 structure

Lurasidone Impurity 2

CAS: 221341-42-0

In Stock97%+

Lurasidone Impurity 2 structure

Lurasidone Impurity 2

CAS: 316363-65-2

In Stock97%+

Lusutrombopag Impurity 1 structure

Lusutrombopag Impurity 1

CAS: 52043-45-5

In Stock97%+

Lysine Impurity 16 structure

Lysine Impurity 16

CAS: 4272-71-3

In Stock97%+

Macamide Impurity 3 structure

Macamide Impurity 3

CAS: 405906-95-8

In Stock97%+

Macamide Impurity 8 structure

Macamide Impurity 8

CAS: 847361-96-0

In Stock97%+

Macitentan Impurity 13 structure

Macitentan Impurity 13

CAS: 3974-18-3

In Stock97%+

Macitentan Impurity 22 structure

Macitentan Impurity 22

CAS: 441797-83-7

In Stock97%+

Macitentan Impurity 8 structure

Macitentan Impurity 8

CAS: 556796-88-4

In Stock97%+

Testosterone Impurity N11 structure

Testosterone Impurity N11

CAS: 3275-64-7

In Stock97%+

Malic Acid Impurity 15 structure

Malic Acid Impurity 15

CAS: 4198-33-8

In Stock97%+

Malic Acid Impurity 17 structure

Malic Acid Impurity 17

CAS: 57229-74-0

In Stock97%+

Malic Acid Impurity 6 structure

Malic Acid Impurity 6

CAS: 63640-09-5

In Stock97%+

Manidipine Impurity 4 structure

Manidipine Impurity 4

CAS: 89226-49-3

In Stock97%+

Mannose Impurity 3 structure

Mannose Impurity 3

CAS: 50728-38-6

In Stock97%+

Mannose Impurity 9 structure

Mannose Impurity 9

CAS: 74675-22-2

In Stock97%+

(E)-Maprotiline EP Impurity A structure

(E)-Maprotiline EP Impurity A

CAS: 38849-09-1

In Stock97%+

Maprotiline EP impurity E structure

Maprotiline EP impurity E

CAS: 23941-38-0

In Stock97%+

Maxacalcitol Impurity N1 structure

Maxacalcitol Impurity N1

CAS: 81522-68-1

In Stock97%+

Maytansinol Impurity 2 (Ansamitocin PDM-3) structure

Maytansinol Impurity 2 (Ansamitocin PDM-3)

CAS: 77353-69-6

In Stock97%+

Mebendazole EP Impurity B structure

Mebendazole EP Impurity B

CAS: 21472-33-3

In Stock97%+

Mebendazole EP Impurity C structure

Mebendazole EP Impurity C

CAS: 66066-76-0

In Stock97%+

Mebendazole EP Impurity E structure

Mebendazole EP Impurity E

CAS: 31430-19-0

In Stock97%+

Mebendazole EP Impurity F structure

Mebendazole EP Impurity F

CAS: 31545-31-0

In Stock97%+

Mebeverine Impurity 3 structure

Mebeverine Impurity 3

CAS: 943723-19-1

In Stock97%+

Mecamylamine Impurity 1 structure

Mecamylamine Impurity 1

CAS: 859995-07-6

In Stock97%+

Mecamylamine N-Demethyl N-Formyl Impurity structure

Mecamylamine N-Demethyl N-Formyl Impurity

CAS: 86351-88-4

In Stock97%+

Meclizine Impurity 14 structure

Meclizine Impurity 14

CAS: 299460-62-1

In Stock97%+

Meclizine Impurity 2 structure

Meclizine Impurity 2

CAS: 5321-65-3

In Stock97%+

Meclizine Impurity 5 structure

Meclizine Impurity 5

CAS: 620-13-3

In Stock97%+

Meclizine Impurity 6 DiHCl structure

Meclizine Impurity 6 DiHCl

CAS: 5321-61-9

In Stock97%+

Meclozine Impurity 2 structure

Meclozine Impurity 2

CAS: 5321-46-0

In Stock97%+

Medetomidine Impurity 11 structure

Medetomidine Impurity 11

CAS: 5724-56-1

In Stock97%+

Medetomidine Impurity 14 structure

Medetomidine Impurity 14

CAS: 30595-81-4

In Stock97%+

Medetomidine Impurity 2 structure

Medetomidine Impurity 2

CAS: 33769-07-2

In Stock97%+

Dexmedetomidine Impurity N1 structure

Dexmedetomidine Impurity N1

CAS: 33016-47-6

In Stock97%+

Medetomidine Impurity 39 structure

Medetomidine Impurity 39

CAS: 67478-50-6

In Stock97%+

Medetomidine Impurity 80 structure

Medetomidine Impurity 80

CAS: 55968-40-6

In Stock97%+

Medetomidine Impurity 81 structure

Medetomidine Impurity 81

CAS: 86347-35-5

In Stock97%+

Medetomidine Impurity 82 structure

Medetomidine Impurity 82

CAS: 51270-91-8

In Stock97%+

Medetomidine Impurity 94 structure

Medetomidine Impurity 94

CAS: 55968-39-3

In Stock97%+

Medroxyprogesterone Acetate Impurity 19 structure

Medroxyprogesterone Acetate Impurity 19

CAS: 71315-38-3

In Stock97%+

Medroxyprogesterone Acetate Impurity 7 structure

Medroxyprogesterone Acetate Impurity 7

CAS: 28018-91-9

In Stock97%+

Mefenpyr-Diethyl Impurity 1 structure

Mefenpyr-Diethyl Impurity 1

CAS: 27143-12-0

In Stock97%+

Mefloquine Hydrochloride - Impurity C structure

Mefloquine Hydrochloride - Impurity C

CAS: 49752-90-1

In Stock97%+

Melatonin 2-Iodo Impurity structure

Melatonin 2-Iodo Impurity

CAS: 93515-00-5

In Stock97%+

Melatonin 6-Chloro Impurity structure

Melatonin 6-Chloro Impurity

CAS: 63762-74-3

In Stock97%+

Meldonium EP Impurity B structure

Meldonium EP Impurity B

CAS: 44024-83-1

In Stock97%+

Meldonium EP Impurity C structure

Meldonium EP Impurity C

CAS: 59514-00-0

In Stock97%+

Meldonium impurity A CRS structure

Meldonium impurity A CRS

CAS: 2840-24-6

In Stock97%+

Meldonium impurity B CRS structure

Meldonium impurity B CRS

CAS: 34810-18-9

In Stock97%+

Melphalan EP Impurity C Hydrochloride structure

Melphalan EP Impurity C Hydrochloride

CAS: 573704-41-3

In Stock97%+

Melphalan Impurity structure

Melphalan Impurity

CAS: 74713-96-5

In Stock97%+

Melphalan EP Impurity H structure

Melphalan EP Impurity H

CAS: 88457-23-2

In Stock97%+

Melphalan Impurity 20 structure

Melphalan Impurity 20

CAS: 97338-02-8

In Stock97%+

Memantine Impurity 11 structure

Memantine Impurity 11

CAS: 41100-45-2

In Stock97%+

Memantine Impurity 12 structure

Memantine Impurity 12

CAS: 6240-03-5

In Stock97%+

Memantine Impurity 32 structure

Memantine Impurity 32

CAS: 26919-42-6

In Stock97%+

Memantine Impurity 35 structure

Memantine Impurity 35

CAS: 76902-90-4

In Stock97%+

Memantine Impurity 43 structure

Memantine Impurity 43

CAS: 3717-40-6

In Stock97%+

Menatetrenone Impurity 2 structure

Menatetrenone Impurity 2

CAS: 70662-30-5

In Stock97%+

Menatetrenone Impurity 01 structure

Menatetrenone Impurity 01

CAS: 55700-10-2

In Stock97%+

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