Table 1. Average (±Standard Deviation) area of the zones of microbial growth inhibition in mm provided by the tested substances against all microorganisms.

Groups	5.25% NaOCl	2% CHX solution	2% CHX gel	17% EDTA	10% Citric acid	37% Phosphoric acid
C. albicans	8.60±0.2	8.20±0.8	7.40±0.6	6.00±0.2	2.70±0.4	8.80±2.6
S. aureus	4.90±0.8	10.50±0.4	9.10±0.4	14.70±0.5	8.10±0.5	18.40±1.1
E. faecalis	2.60±0.4	6.40±1.2	6.20±0.3	7.00±1.8	4.90±1.8	10.60±1.7
E. coli	9.40±0.8	7.60±2.1	5.90±1.1	11.40±0.3	7.90±1.1	16.60±1.3
A. meyeri	7.90±0.1	9.90±0.2	10.10±1.1	13.50±0.2	10.70±1.0	11.60±1.5
P. micra	12.50±1.5	11.90±1.0	11.30±0.6	14.90±0.9	15.20±1.4	21.80±0.7
P. gingivalis	14.30±0.3	7.40±0.5	10.90 ±0.4	14.70±1.8	14.50±1.2	22.10±1.2
P. nigrescens	13.20±1.2	7.60±0.6	11.20±0.7	14.40±1.1	15.20±0.5	21.10±0.4
Average values of each substance against all microorganisms tested	9.16±4.0b	8.68±2.0b	8.99±2.2b	11.95±3.6b	9.91±4.7b	16.28±5.4a

Different letters (a, b) indicate statistically significant values (p<0.05)