Photodegradation of Rhodamine B Using the Microwave/UV/H₂O₂: Effect of Temperature

Table 1

Experimental conditions at controlled temperatures and with the measured rate constant.

Photoreactor condition	𝑇 (°C)	UV (k Counts)	MW (W)	Power turned to heat (W)	𝑘1,554 (min^−1); [H2O2]0 = 0 mg/L	𝑘1,554 (min^−1); [H2O2]0 = 400 mg/L
1	21±0.5	42±2	77±1	69±5	0.12±0.01	0.40±0.01
2	30±0.5	41±1	59±1	51±5	0.17±0.01	0.53±0.01
3	37±0.5	40±1	46±1	38±5	0.28±0.01	0.83±0.01
4	46±0.5	41±1	35±1	27±5	0.42±0.01	1.31±0.01