Is There a Way to Remove Silver Nitrate Stains?

There are products that remove the silver nitrate reside on fabrics caused by spills of photo and X-ray developers. Stain removing products, such as ExGo, should be tested on an inconspicuous spot before being applied to fabric or other surfaces. Apply the stain removing product to the stain. When the stain disappears, rinse thoroughly with water.

When using stain removers, follow the manufacturer's directions carefully. Apply in a well-ventilated location, and wear gloves and safety goggles.