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How Metal Patina Chemicals are Used

Patina is seen as aesthetically pleasing and can complement a building, structure, statue, jewelry, or any other metal object. Our metal patina chemicals produce all shades of blue and blue-green. We understand the patina process and are happy to help with your project!


Here is a basic start on achieving different patina colors:

For deep brown finishes:

  1. Ammonium sulfide base

  2. Potassium sulfide base

For green patina finishes:

  1. Ammonium sulfate base

  2. Ammonium chloride base

  3. Cuprous chloride/hydrochloric acid base

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Patinas are made up of toxic chemicals that can be harmful if inhaled, or if it comes into contact with skin or eyes, and they are flammable. All proper safety attire and precautions must be taken whe

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