Photocatalytic degradation of tetracycline in aqueous systems under visible light irridiation using needle-like SnO2 nanoparticles anchored on exfoliated g-C3N4

Environmental Sciences Europe

Table 2. Summary of photocatalytic degradation of tetracycline visible light irradiation using SnO₂/g-C₃N₄ heterostructured composites

Photo-catalyst	Degradation (%)	Rate constant, K (min^-1)	R²
Blank	25.23	0.00190	0.9816
SnO₂	40.92	0.00324	0.9537
g-C₃N₄	51.20	0.00473	0.9895
1% SnO₂/g-C₃N₄	81.54	0.0115	0.9879
2% SnO₂/g-C₃N₄	90.57	0.0159	0.9609
3% SnO₂/g-C₃N₄	95.90	0.0205	0.9553
5% SnO₂/g-C₃N₄	92.15	0.0175	0.9832