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Most food-grade titanium dioxide is around 200–300 nanometers (nm) in diameter. This size allows for ideal light scattering, resulting in the best color (1Trusted Source).
Studies have been carried out with both emulsion paints and powder paints, both with clear results on how the use of lithopone supplier 30% reduces the appearance of algae in the paint once it has been applied (see photos).
For First, Second and Third Quarters of 2021