Abacavir sulfate

Tanshinone IIa

Salvianolic acid B

Risedronate impurity A

Poly (vinyl acetate)

Ciclesonide impurity C - (2

Ciclesonide impurity B - (2'R)-2'-cyclohexyl-11b,21-dihydroxy-16bH-[1,3]dioxolo[4',5':16,17]pregna-1,4-diene-3,20-dione

Ciclesonide containing impurity A - (2'S)-2'-cyclohexyl-11b-hydroxy-3,20-dioxo-16bH-[1,3]dioxolo[4',5':16,17]pregna-1,4-diene-21-yl 2-methylpropanoate (S-epimer of ciclesonide)

Ciclesonide

Abacavir for peak identification