Research Article

A Novel Porous Carrier Found in Nature for Nanocomposite Materials Preparation: A Case Study of Artemia Egg Shell-Supported TiO2 for Formaldehyde Removal

Figure 4

Formaldehyde removal percentages. FREI: formaldehyde removal experiments carried out under continuous illumination (about 1500 lx) at 25°C; FRED: formaldehyde removal experiments carried out under darkness at 25°C.