Cleaning Gold Jewellery With Aluminium Foil. Aluminum foil, baking soda, salt, clean cloth, and hot water are the supplies you need. Cut a piece of aluminum foil that roughly covers the bottom of a small bowl (like a cereal bowl).
Follow these steps to use baking soda to clean tarnished gold: Boil Water. Rose gold is high in copper so it may be quicker to tarnish due to sulphur or air exposure. At first, we have to collect a few regular things that you should have in your kitchen.
Line the bowl with the foil and then put in the salt, baking soda and detergent followed by the hot water.
Mix one tablespoon salt and one tablespoon of baking soda and mix with one cup warm water.
Rinse the gold thoroughly until the baking soda-vinegar solution is removed. The product is non-toxic, and you can use it for cleaning steel, glass, plastics, and gold. The second thing that you're going to need is boiling water.