Acetylsalicylic Acid EP Impurity C (Lamivudine EP Impurity C, Mesalazine (Mesalamine) EP Impurity H, Salicylic Acid)
CAS No. 69-72-7
C7H6O3
M.W. 138.12

Acetylsalicylic Acid EP Impurity D (Acetylsalicylsalicylic Acid)
CAS No. 530-75-6
C16H12O6
M.W. 300.27

Acetylsalicylic Acid EP Impurity F (Aspirin Impurity F)
CAS No. 1466-82-6
C18H14O7
M.W. 342.30

Acetylsalicylic Acid EP Impurity B (Aspirin Impurity B)
CAS No. 636-46-4
C8H6O5
M.W. 182.13

Acetylsalicylic Acid EP Impurity E (Aspirin Impurity E)
CAS No. 552-94-3
C14H10O5
M.W. 258.23
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