cleaning ironing board cover_ironing boardcovers

Blanc de lithopone, blanc de Comines, zincolith, blanc de Charlton, blanc de Becton, tithopone

Titanium dioxide is one of the many oxides formed naturally in our environment. Manufacturers source this mined mineral from rutile, brookite, and anatase. It is then processed and refined to meet stringent safety guidelines based on the end-use for the mineral. 

Magnesium occurs in seawater and in ores such as dolomite (CaCO ₃ MgCO ₃), magnesite (MgCO ₃), and carnallite (MgCl ₂ KCl 6H ₂O).

To be added to food, this additive must achieve 99% purity. However, this leaves room for small amounts of potential contaminants like lead, arsenic, or mercury (1Trusted Source).

This route affords a product that is 29.4 wt % ZnS and 70.6 wt % BaSO₄. Variations exist, for example, more ZnS-rich materials are produced when zinc chloride is added to the mixture of zinc sulfate and barium sulfide.^[1]