1 thought on “What is the cause of golden black?”

  1. Pure gold will not turn black, most of the alloys are used to turn black. In addition to gold in the alloy, there are other metals. These metals will have a chemical reaction with other substances, which makes gold black. When gold appears, this is the case. It is recommended to send it to the purchased shop for cleaning.
    Is when the jewelry of gold becomes black, you can send it to the place of purchase, so that professional personnel can be cleaned. You can also clean it yourself. Use a brush to dip the special cleaning agent when cleaning. It is recommended to let professionals deal with it.

    . How to maintain the black bracelet
    1. Use a small toothbrush to dip some toothpaste, wash the gold jewelry, and then rinse it with water to restore the gloss as new; Pick a small teeth visa, otherwise wearing the more dirty, especially the gold bracelet, often carrying operators, it is easy to stick to dirty things.
    2. The second method is also very simple. You can use a small cotton swab to dip some flower and wipe the golden jewelry. Some black stains are difficult to remove. You can also soak the salt and vinegar together and throw the bracelet inside and soak it inside. Bubble, take it out, wash and dry it.
    3. The black silver film on the surface of the gold bracelet needs to use 2g of salt 7g bleaching powder 8g soda 60 ml of water to make a mixed solution. Add the golden bracelet and mixture together to set up 2 static in the display. Hours, just rinse with water and wipe it clean to eliminate the black silver film.
    4. Finally, if you are afraid of cleaning the texture of the gold bracelet like this, then there is another method that can be the fastest and most effective way to remove the stains on the gold bracelet. Jewelry shops often use a jewelry detergent to clean the customer's bracelet. It only takes a few seconds to restore the bracelet as new, and it will not hurt the bracelet itself. We collectively refer to it for gold water. Jewelry jewelry watches can be washed.

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