Hydroxychloroquine  Sulfate Impurity 2
CAS Number: N/A
Molecular Formula: C18H28ClN3O5S
Molecular Weight: 433.95

Isosilybin A
CAS Number: 142796-21-2
Molecular Formula: C25H22O10
Molecular Weight: 482.44

Isosilybin B
CAS Number: 142796-22-3
Molecular Formula: C25H22O10
Molecular Weight: 482.44

Roxatidine Acetate Hydrochloride
CAS Number: 93793-83-0
Molecular Formula: C19H28N2O4.HCl
Molecular Weight: 384.90

Flurbiprofen EP Impurity B 
CAS Number: 1797883-74-9
Molecular Formula: C18H17FO4
Molecular Weight: 316.32

Flurbiprofen Impurity 5
CAS Number: 124635-84-3
Molecular Formula: C18H19FO4
Molecular Weight: 318.34

Flurbiprofen Impurity 7
CAS Number: N/A
Molecular Formula: C25H31FO2
Molecular Weight: 382.51

4-Acetyl-2-fluorobiphenyl
CAS Number: 42771-79-9
Molecular Formula: C14H11FO
Molecular Weight: 214.23