2. Wash with developing powder. Pour clean water into a glass container, then add a proper amount of developing powder and stir well. Soak the platinum necklace in it for 5 minutes, then rinse it with clear water and wipe it with a dry cloth. You can buy developing powder at the photographic equipment store. This method can effectively solve the problem of how to clean platinum necklaces.
3. How to clean the platinum necklace? You can also wrap the platinum necklace with extruded toothpaste. After two hours, you can see that the toothpaste is dry, and then wash it with hot water.
4. In addition, if you want to thoroughly clean the platinum necklace, you can go to the platinum shop, and the merchant will use ultrasonic waves for professional cleaning.
Extended data
Maintenance method of platinum necklace:
1. Put the platinum necklace alone in a jewelry box or soft leather pocket.
2. Don't wear platinum necklace to do housework or manual labor.
3. When wearing a platinum necklace, avoid exposing the necklace to bleach or other irritating chemicals.
4. Clean platinum regularly, just like cleaning other precious jewelry. Please use a special jewelry cleaner or soak it in mild soapy water, and then gently wipe it with a soft cloth.
Send the platinum necklace to professional cleaning every once in a while. If it is a platinum necklace with precious stones, make sure that it is professionally cleaned every 6 months.