180 days

Collision induced dissociation (CID) using linked scans(LS)

Brown

127

p-chloroaniline

(Figure 3(c))

NaOCl + EDTA + CHX (Sigma) without polyethylene glycol

Time “0”

10 days

FAB

White

505

505

Chlorhexidine

Chlorhexidine

(not shown)

NaOCl + EDTA + CHX (Consepsis) with polyethylene glycol

Time “0”

10 days

FAB

FAB

Blue

505

_________

Chlorhexidine

___________

(not shown)