Oxalic Acid Powder is a versatile cleaning and restoration chemical designed for removing rust stains, tannin marks, and discoloration from wood, concrete, stone, and tiled surfaces. Commonly used as a wood brightener, it restores the natural appearance of weathered timber and prepares surfaces for staining or sealing.
Its fast-acting formula effectively breaks down stains and oxidation, reducing the need for heavy sanding or aggressive cleaning methods. Suitable for both interior and exterior applications, it is ideal for maintenance, renovation, and surface preparation works.
