Biodecolorization of textile azo dyes by isolated yeast from activated sludge: Issatchenkia orientalis JKS6

Annals of Microbiology

Table 1 Decolorization of different azo dyes (200 mg l⁻¹) by strain JKS6 after 12 h and 24 h incubation at 32 °C and 150 rpm

Dye	Decolorization (%) after exposure
Dye	12 h	24 h
Reactive Black 5	94.85 ± 1.06	99.30 ± 0.417
Reactive Orange 16	97.55 ± 2.04	99.2 ± 0.14
Reactive Red 198	78.05 ± 3.88	95.85 ± 0.63
Direct Yellow 12	93.8 ± 1.83	95.5 ± 0.98
Direct Blue 71	87.55 ± 4.87	95.05 ± 2.19
Direct Black 22	5.7 ± 8.06	97.1 ± 0.14

ISSN: 1869-2044