Oxalic Acid can be used to remove many types of stains and marks from bare wood. Ideal for water marks and mill stampings from lumber. Not intended as a "full" method bleach.
Oxalic Acid Neutralizer (see Related Produscts) is designed to neutralize the residual acid left after treatment.
• For Interior or Exterior Use
• Makes weathered wood look new
• Ideal for dark water marks