Tiny Black Spots On Wood Furniture. Leave to dissolve for approx. Spray woca tannin spot neutralizer evenly on the stain directly from the bottle.

Spray woca tannin spot neutralizer evenly on the stain directly from the bottle. Woca tannin spot neutralizer removes black spots in just 5 easy steps. Wipe with a damp cloth that has been wrung in lukewarm water.