Faber OXIDANT Stain Remover Faber OXIDANT is a water-based stain remover designed to tackle difficult marks caused by moisture, yellowing, tannin, nicotine, and other stubborn stains on a wide range of surfaces. Its advanced formula works effectively to lift and remove: Yellowing and yellow stains caused by rising damp or water penetration Damp marks and dark water-absorption stains on natural stone Stubborn organic stains such as tannin and nicotine Purple residue left after rust-removal treatments with MAR GEL PLUS on marble and lime-based surfaces Gentle on surfaces and easy to apply, Faber OXIDANT is a versatile solution for restoring the clean, natural appearance of stone, tiles, concrete, and other hard surfaces. Key Benefits Water-based formula Surface-friendly action Easy to use Suitable for a wide range of materials Suitable For Marble Travertine Limestone Granite Quartzite Slate Sandstone Porphyry Tuff Terracotta Cotto Bricks Concrete Concrete tiles Cement-based grouting Lava stone / Basaltina / Molted basalt Manufactured stone (eco-stone) Marble agglomerates Quartz agglomerates Resin-based agglomerates Ceramic tiles Glazed ceramic Craquele ceramic Klinker Porcelain tiles Glazed porcelain Honed porcelain Natural porcelain Structured porcelain APPLICATION: The product is ready to use. Pour the product straight onto the surface being treated making sure to cover the stain completely with a thick layer of product. Let the product act on the surface until the stain has been completely extracted. The time required will depend on the type of stain, its depth, stubbornness, and the amount of time it has been there.For a comprehensive guide on product application, please refer to the FABER OXIDANT 950ml TDS. Additional Information: