Table 2

Summary of various photocatalysts for HCHO oxidation

Photocatalyst Light source(light absorption range) Reaction system Degradationefficiency (%) Stability(min) Reference
BiOCl-010 125 W, UV light(≥350 nm) Continuous flow reaction system 45.0 ≥180 [60]
Sn-CaSn(OH)6 300 W, UV lamp(≥330 nm) Continuous flow reaction system 79.3 ≥60 [61]
Monoclinic BiPO4 300 W, UV lamp(≥275 nm) Continuous flow reaction system 79.8 ≥245 [62]
TiO2@NH2-MIL-125 125 W, UV irradiation(≥500 nm) Continuous flow reaction system 90.0 ≥45 [63]
Na/g-C3N4 250 W, metal halide lamp(≥410 nm)   75.0 ≥400 [64]
H-TiO2@graphene 300 W, Xe lamp,UV irradiation (≥440 nm) Static reactor 92.0 ≥840 [65]
BiSbO4-200 300 W, mercury lamp(≥400 nm) Continuous flow reaction system 92.0 ≥200 [66]

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