Oxalic Acid 35 grams 99.6% Wood Bleach

About this item OXALIC ACID 99.6% PURE (Dihydrate) Deck, Crystals and Metal Cleaning Rust Removal, Wood Stain Remover and More! 99.6+% Purity To apply, simply dissolve oxalic acid in hot water and spread it with a brush on the stained areas. Let it dry and reapply until the stain has faded completely. Packaged in heavy duty resealable Ziploc type bag for convenient ability to open and reseal the bag after each use. Warning: Keep away from children. If in contact with skin or eyes, wash with running water If inhaled, move the person to fresh air. If ingested, drink water to dilute material in the stomach. Use Gloves and Protective Mask. This product cannot be shipped internationally or by Air Transport (Next Day Air, 2nd Day Air or 3rd Day Air)