Could be used in aqueous alternatives and aqueous dispersions as being a preservative and sequestrant in color additive mixtures meant just for ingested use; the color additive mixture (solution or dispersion) could include not more than 1 percent by excess weight from the diluent (calculated as anhydrous calcium disodium ethyl-enediamine-tetraacetate). https://quatest2.com.vn/en/hoa-dau-biec/