Oxalic Acid is supplied in Crystal form. Use for bleaching of wood & removal of stains.
- Mix 100g Oxalic Acid with 600ml warm water.
- The bleaching process will continue for 1-2 hours.
- When the wood is bleached the surface should then be washed with water.
- If wood finish is not pale enough, it can be bleached repeating the aforementioned process.