Oxalic Acid Powder is a versatile cleaning chemical used to remove rust stains, tannin marks, grout haze, and surface discoloration from wood, concrete, stone, and tiled surfaces. It is also effective as a wood brightener, restoring the natural look of weathered timber.
Fast-acting and easy to use, it helps break down stains and residual grout film, making it ideal for cleaning, renovation, and surface preparation.
Note: Always test on a small, inconspicuous area first to ensure compatibility and avoid surface damage.