Document Classification

Section Type: METHODS

Text: The remaining 40 specimens were instrumented with rotary files and randomly assigned to one of the following groups for final irrigation : (1) 10 mL distilled water for 10 minutes (positive control) ; (2) 10 mL of 17 % EDTA for 1 minute + 10 mL of 1 % NaOCl for 1 minute ; (3) 10 mL of 5 % EDTA for 1 minute + 10 mL of 1 % NaOCl for 1 minute ; (4) 10 mL of 17 % EDTA for 10 minutes + 10 mL of 1 % NaOCl for 1 minute ; (5) 10 mL of 5 % EDTA for 10 minutes + 10 mL of 1 % NaOCl for 1 minute.