Table 3 Results of the percentage (%) of degradation of dye, dye with nanocatalyst sample
| Sample No. | Samples (10 mg L−1) | 30 min | 60 min | 90 min | 120 min | 180 min |
|---|---|---|---|---|---|---|
| 1 | Dye/in dark | Negligible | Negligible | Negligible | Negligible | Negligible |
| 2 | Dye/in light | Negligible | Negligible | Negligible | Negligible | Negligible |
| 3 | Dye + ZBT3/in dark | Negligible | Negligible | Negligible | Negligible | Negligible |
| 4 | Dye + ZBT3/in light | 38 | 45 | 69 | 81 | 94 |
| 5 | undoped TiO2 | 11 | 19 | 28 | 32 | 34 |