According to the feedback of manufacturers, the recent mainstream factory new single price, the market as a whole into the center of gravity. On the demand side, the terminal in August is still the off-season, many downstream still have inventory use, the current batch purchase intention is limited, and the market turnover is low. Some plastics and papermaking related downstream feedback part of the signal price is high. Recent titanium dioxide raw material price shock is strong, titanium dioxide price upward support has been enhanced, comprehensive market factors, the current titanium dioxide market into the stable price state after rising.

The integrity of surface skin cells was evaluated with and without solar simulated irradiation. The integrity of the stratum corneum was significantly lower in individuals treated with P25TiO₂NPs under the light in comparison to the ones that received the functionalized nanoparticles. Cell membrane suffering is evident (Fig. 9), and it is in accordance with the ROS levels and macromolecule oxidation found in vitro for the irradiated P25TiO₂NPs. Disruption of the superficial skin layer was observed in all animals treated with no functionalized nanoparticles, under irradiation. This data expands the findings by the group of Professors Fubini and Fenoglio, who showed that P25TiO₂NPs could impact the lipid structure at the top few microns of the stratum corneum [55]. Control skin under irradiation and without any topic formulation did not show changes in cell structure.