How do you use oxalic acid wood bleach?Dissolve 12 to 16 ounces of oxalic acid crystals into one gallon (or 2-4 oz. in a quart) of hot water. Use solution while hot, with a scrub brush. Apply liberally allowing solution to remain on surface until desired lightness has been achieved. Click to see full answer.
People also ask
Why is oxalic acid used as a bleach?
Oxalic acid has many uses, but it is widely used as a wood bleach because it removes stains without removing the natural color of the wood.
How do you mix oxalic acid for bleaching wood?
There are two ways of mixing oxalic acid for bleaching wood. Oxalic acid wash is prepared to bleach a large surface of the wood without deep bleaching. To prepare the wash for a small wooden surface, mix one ounce (28 grams) of oxalic acid crystals with one cup of warm water.
Does oxalic acid remove stains from wood?
The bleach can also remove shallow rust stains and alkali stains caused by some wood strippers, but its widest use is in removing dark water stains. The effectiveness of oxalic-acid bleach is clear from this after picture. Oxalic acid comes in crystal form for you to dissolve in water.
What type of Bleach should I use to bleach wood?
If it is completely unsuccessful, then consider other types of bleach like an A/B or chlorine bleach. Oxalic acid has many uses, but it is widely used as a wood bleach because it removes stains without removing the natural color of the wood.