Cyproheptadine EP Impurity B;
Nortriptyline hydrochloride EP Impurity A;
Amitriptyline EP Impurity A

Cat No.：D-C083502

CAS No.：1210-35-1

Molecular Formula：C15H12O

Molecular Weight：208.26

Methylprednisolone Hydrogen Succinate EP Impurity B

Cat No.：D-M070417

CAS No.：77074-42-1

Molecular Formula：C26H34O8

Molecular Weight：474.54

Clindamycin Impurity 20

Cat No.：D-C075620

CAS No.：22431-46-5

Molecular Formula：C18H33ClN2O6S

Molecular Weight：440.98

Clindamycin Impurity 19

Cat No.：D-C075619

CAS No.：22965-79-3

Molecular Formula：C9H18ClNO4S

Molecular Weight：271.76

Lincomycin Hydrochloride EP Impurity E

Cat No.：D-L017905

CAS No.：6734-79-8;13380-36-4(free base)

Molecular Formula：C9H17NO2.HCl

Molecular Weight：171.24 36.46

Ceftriaxone 3-ene Isomer

Cat No.：D-C065906

CAS No.：NA

Molecular Formula：C18H18N8O7S3

Molecular Weight： 554.58

Ceftriaxone EP Impurity A

Cat No.：D-C065901

CAS No.：92143-31-2

Molecular Formula：C18H18N8O7S3

Molecular Weight： 554.58

Ceftriaxone EP Impurity E

Cat No.：D-C065905

CAS No.：58909-56-1

Molecular Formula：C12H13N5O5S2

Molecular Weight：371.39

Clindamycin Phosphate EP Impurity H;
Clindamycin 2,3-Bisphosphate

Cat No.：D-C075607

CAS No.：NA

Molecular Formula：C18H35ClN2O11P2S

Molecular Weight：584.94

Clindamycin Phosphate EP Impurity K

Cat No.：D-C075610

CAS No.：NA

Molecular Formula：C36H66Cl2N4O15P2S2

Molecular Weight：991.91

Clindamycin Phosphate EP Impurity J

Cat No.：D-C075609

CAS No.：1309349-64-1

Molecular Formula：C18H32ClN2O8PS

Molecular Weight：502.95

Clindamycin Phosphate EP Impurity I

Cat No.：D-C075608

CAS No.：1309048-48-3

Molecular Formula：C18H35ClN2O11P2S

Molecular Weight：584.94

Clindamycin Phosphate EP Impurity G

Cat No.：D-C075606

CAS No.：NA

Molecular Formula：C18H33N2O8PS

Molecular Weight：468.50

Clindamycin Phosphate EP Impurity A;Lincomycin(base);Clindamycin Hydrochloride EP Impurity A

Cat No.：D-C075601

CAS No.：154-21-2;859-18-7(HCl salt)

Molecular Formula： C18H34N2O6S

Molecular Weight：406.54

Ceftriaxone EP Impurity D

Cat No.：D-C065904

CAS No.：80756-85-0

Molecular Formula：C13H10N4O2S3

Molecular Weight：350.44

Ceftriaxone EP Impurity C

Cat No.：D-C065903

CAS No.：58909-39-0

Molecular Formula：C4H5N3O2S

Molecular Weight：159.17

Regorafenib Impurity 22

Cat No.：D-R012522

CAS No.：2161381-19-5

Molecular Formula：C14H12FN3O3

Molecular Weight： 289.26

Regorafenib Impurity 21

Cat No.：D-R012521

CAS No.：835621-11-9

Molecular Formula：C21H15ClF4N4O4

Molecular Weight：498.81

Regorafenib Impurity 20

Cat No.：D-R012520

CAS No.：NA

Molecular Formula：C25H19F2N5O4

Molecular Weight：491.45

Regorafenib Impurity 19

Cat No.：D-R012519

CAS No.：NA

Molecular Formula：C13H12FN3O2

Molecular Weight：261.25

Regorafenib Impurity 18

Cat No.：D-R012518

CAS No.：2098799-12-1

Molecular Formula：C19H17FN4O3

Molecular Weight：368.36

Regorafenib Impurity 17

Cat No.：D-R012517

CAS No.：352277-93-1

Molecular Formula：C12H13ClF3NO2

Molecular Weight： 295.69

Clopidogrel EP Impurity E

Cat No.：D-C010610

CAS No.：90055-68-8

Molecular Formula：C15H15ClN2OS

Molecular Weight：306.81

Tadalafil Impurity 33

Cat No.：D-T010733

CAS No.：474668-76-3;406938-39-4(free base)

Molecular Formula：C19H17ClN2O4

Molecular Weight：372.80

Tadalafil Impurity 32

Cat No.：D-T010732

CAS No.：171596-41-1;171752-68-4(HCl salt)

Molecular Formula：C20H18N2O4

Molecular Weight： 350.37