Question 619 · LDEK · Irrigation and intracanal medicaments
Which of the following endodontic irrigants should not be used immediately after NaOCl?
- A. EDTA.
- B. 2% CHX (chlorhexidine).
- C. isopropyl alcohol.
- D. citric acid.
- E. distilled water.
Hint
One irrigant reacts with hypochlorite to form an orange-brown precipitate — which one?
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