Dyes d1 (%)a       d2 (%)b Time of incubation (days/ h)         D (%)c
1a 0 (1.5) 0 (6.2) 12 (72 h) 100 (95.0)
1b 1.2-5.7 (92.3) 0.5-1.7 (1.9) 12 (96 h) 92.4-98.0 (7.0)
1c 4.9 (12.1) 1.5 (7.1) 12 (96 h) 93.6 (80.8)
1d 41.6 (93.5) 0.6 (0.4) 12 (96 h) 57.8 (6.1)
1e 56.6 (23.4) 0.2 (1.3) 12 (96 h) 43.2 (75.3)
1f 13.2 (26) 19.3 (14.3) 12 (96 h) 67.5 (58.8)
1g 50.0 (51.3) 1.1 (0.7) 12 (96 h) 48.1 (48.0)
2a 1.0 (4.8) 2.3 (1.9) 12 (96 h) 96.8 (93.3)
2b 1.8 (0.4) 1.1 (2.5) 12 (96 h) 97.1 (97.2)
2c 0 (0.1) 2.6 (2.6) 12 (96 h) 97.1 (97.3)
2d 75.1 (57.7) 1.8 (2.6) 12 (96 h) 23.5 (39.7)
2e 0.2 (0.8) 2.1 (3.9) 12 (96 h) 97.7 (95.3)
2f 17.5 (51.2) 27.9 (0.7) 12 (96 h) 54.4 (48.1)
2g 5.3 (6) 2.1 (9.5) 12 (96 h) 92.6 (84.5)
Initial OD600 of Culture A = 3.5; adye adsorbed on the cell pellet; bdye in the cellfree
extract; cbiotic decolorisation;
*Values in the parenthesis are obtained when culture B was used under aerobic
condition with Initial O.D. of Culture B= 1.2.
Table 1: Decolorisation of heterocyclic monoazo disperse dyes 1/2 under static
and anoxic conditions.