Mix the vinegar with baking soda to form a paste.
How to get a black stain out of hardwood floor.
Let the vinegar sit.
It is best to avoid getting these types of stains as they are difficult to remove but if you already have black urine stains on your wood floors you can attempt to remove them without refinishing the whole area of the floor.
Sand away the stain with 150 grit sandpaper.
Repeat for longer hours if the stain is resistant.
Black rings or dark water marks can be more problematic as these are generally water stains that have penetrated into the finish of the floor.
They are usually the result of standing water and are most likely to occur when the finish has worn thin.
Hydrogen peroxide is also suitable for removing the dark stains and the lingering smell on hardwood floors.
Apply the paste on the stained areas and let it dry completely.
For very severe stains sanding won t even get them out.
Make your own hardwood floor cleaning solution by mixing a cup of white vinegar into a bucket of warm water.
Use a soft cloth to wipe the paste and luckily the stain will disappear.
Adding grapefruit oil to the mix can help with the odor even more.
Switch to a finer sandpaper once you reach the bare wood.
Use this solution to scrub at the stains.
Allow the mineral spirits to dry.
To remove dark water stains from wood floors you have two options.
It should help get rid of a black stain on your floor.
Soak a steel wool pad with mineral spirits and rub the stained area with the pad.
One idea is you may sprinkle a generous amount of baking soda on the urine stain.
Oxalic acid is the best to treat stubborn aged stains discolorations like black water and rust stains from your hardwood floor.
The result should then be sprayed and wiped onto the exposed surface of the floor.
Since urine is acidic it literally burns the tannins in the wood.
Bleach might have been used to remove the stains from your white clothing but it can do a great job at removing hardwood floor stains as well.
Soak a cloth in vinegar and apply the vinegar to the stain.
The most troublesome hardwood floor stains are those that affect the wood itself.
Continue sanding until you remove the whole stain.
Soak a piece of cloth in hydrogen peroxide and place over the stain overnight or at least 8 hours during the day.
You need to remove the finish to bleach these black stains out of the wood and the best way to do that is to sand the affected area by hand with 120 grit sandpaper.
Dip a small brush such as a toothbrush into a small amount of bleach and rub onto the stain.
In order to create the solution you have to make a mixture of one part bleach and four parts water.