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In conclusion, anatase titanium dioxide is a safe and effective food-grade additive that provides a range of functional benefits to food products. Its stability, inertness, and lack of adverse effects make it an ideal choice for use in a wide variety of food applications. While there are still some unanswered questions about the safety of TiO2, the available evidence suggests that it is safe for use in food products at current levels of consumption.

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 The sulfide in the metathesis reaction step is ruthenium sulfide, sodium sulfide, ammonium sulfide or hydrogen sulfide. The second reaction, the reaction temperature is 10 to 40 ° C. The reaction temperature is 10 to 40 ° C. The reaction temperature is 10 to 40 ° C. The reaction temperature is 10 to 40 ° C. 5〜lh。 The stirring speed is 0~15m / s, the compounding time 0. 5~lh. The addition of a nonionic surfactant can be nucleated by the fine crystal of nZnS-BaS04, which can effectively inhibit the growth of crystal nuclei.

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