TABLE 1.
Dye | Degradation rate measured by:
|
|
---|---|---|
UV-VIS | IP-HPLC | |
Acid Orange 5 | −0.24 ± 0.05 | −1.16 ± 0.13 |
Acid Orange 52 | −0.36 ± 0.05 | −2.06 ± 0.37 |
Direct Blue 71 | −1.7 ± 0.1 | −4.85 ± 0.30 |
Reactive Black 5H | −(6 ± 3) × 10−3 | −(5 ± 0) × 10−2 |
Reactive Orange 16H | Not degraded | Not degraded |
Reactive Orange 107H | Not degraded | Not degraded |
k value (h−1); n = 3 (average ± SE).