0.3% Max
Importance in Factory Settings
- List of inorganic pigments
- * Availability The supplier should have a reliable supply chain and be able to meet your demand for titanium dioxide.
- In the world of printing, the quality of ink is paramount. It not only affects the aesthetic appeal of the final product but also its durability and resistance to environmental factors. One key component that significantly influences the grade of printing ink is the use of rutile titanium dioxide, particularly the R-906 grade. This specialized pigment offers a range of benefits that make it an essential ingredient for manufacturers seeking to elevate their ink formulations.
- Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
g/100g
The main food categories contributing to dietary exposure of E171 are fine bakery wares, soups, broths and sauces (for infants, toddlers and adolescents); and soups, broths, sauces, salads and savoury based sandwich spreads (for children, adults and the elderly). Processed nuts are also a main contributing food category for adults and the elderly.
CAS: 1345-05-7

Lithopone 30% complies with both the REACH and Indirect Food Regulations, as well as with many European regulations regarding Toys, Packaging, Resins, etc…


The North American region suffered from the excess influx of material in the market, especially from the Asian countries, in the first half of the third quarter. The quarter, however, showed signs of significant improvement with a rise in the number of offtakes. Further, the lack of labor in the US challenged the rates of production of titanium dioxide and resulted in the depletion in the level of existing inventories, pushing the titanium dioxide price graph in an upward direction.
When asked about the recent Skittles lawsuit, the FDA said the agency does not comment on pending litigation.
UV–vis spectra were carried out in the supernatant of both vitamins@P25TiO2NPs samples after centrifugation to measure the amount of unbound vitamin. Standard curves at 375 nm and 255 nm were done for vitamin B2 and C, respectively, using a Synergy BioTeK multi-mode microplate reader.
TiO2 comes in many different forms. However, only a few of these forms are considered food-grade (acceptable to be added to food). Many studies that raised concern about the safety of TiO2, including the concern for genotoxicity, used forms of TiO2 that are not considered acceptable for use in food and have different properties than food-grade TiO2. Other studies did use food-grade TiO2, but took steps to break the material down into smaller particles than what would normally be found in food.
A 2023 study published in the journal Environmental Research, scientists examined the effect of titanium dioxide nanoparticles on important gut bacteria in mice. Their results showed “the growth inhibitory effects could be associated with cell membrane damage caused by titanium dioxide nanoparticles to the bacterial strains. Metabolomics analysis showed that TiO2 NPs caused alterations in multiple metabolic pathways of gut bacteria, such as tryptophan and arginine metabolism, which were demonstrated to play crucial roles in regulating gut and host health.” The researchers also found that four different neuroprotective metabolites “were significantly reduced” in urine and in vitro bacteria and vivo urine samples. The researchers concluded: “Increasing evidence implies that the gut microbiome plays a profound role in regulating host metabolism. Our results illustrated that TiO2 NPs hindered the growth of four beneficial gut bacterial strains.”



The FDA continues to allow for the safe use of titanium dioxide as a color additive in foods generally according to the specifications and conditions, including that the quantity of titanium dioxide does not exceed 1% by weight of the food, the FDA said in a statement to USA TODAY.