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Table 1

Kinetic parameters of degradation of α-terpineol under UV irradiation and UV/H2O2 (Conditions: [α-terpineol]0 = 20 mg/L, UV light intensity = 18 mW/cm2, pH = 7)

ConditionKinetic equationReaction rate constant Kobs/(min−1)R2
UV ln(C0/C) = 0.012t − 0.0458 0.012 0.990 
UV + 5 mg/L H2O2 ln(C0/C) = 0.023t − 0.0552 0.023 0.995 
UV + 10 mg/L H2O2 ln(C0/C) = 0.050t − 0.0705 0.050 0.997 
UV + 20 mg/L H2O2 ln(C0/C) = 0.068t + 0.0469 0.068 0.993 
ConditionKinetic equationReaction rate constant Kobs/(min−1)R2
UV ln(C0/C) = 0.012t − 0.0458 0.012 0.990 
UV + 5 mg/L H2O2 ln(C0/C) = 0.023t − 0.0552 0.023 0.995 
UV + 10 mg/L H2O2 ln(C0/C) = 0.050t − 0.0705 0.050 0.997 
UV + 20 mg/L H2O2 ln(C0/C) = 0.068t + 0.0469 0.068 0.993 
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