How to clean 18kgp necklace?

The following are the cleaning methods:

1. Pour the cleaning aid into a bowl and stir it with warm water to form a foam, then put the diamond pendant and platinum necklace in a bowl, gently wipe the diamond part with a soft brush, take out the diamond ring after brushing, put it on a metal net or filter tea ware, rinse it with warm water, and then dry it with a soft cloth.

2. dissolve the cleaning agent in cold water at a ratio of 1: 4, then soak the diamond pendant and platinum necklace in the solution for 6 minutes, take them out, rinse them with clean water, and then dry the diamond ring with a paper towel.

3. Buy a pack of developing powder from a photographic equipment store, mix it with clean glassware and 1kg of clear water when you get home, stir it evenly, soak the jewelry, take it out in about 5-1min, rinse it with clear water, and then wipe it with a dry cloth to make it bright.

4. Take 2g of salt, 7g of baking soda powder, 8g of bleaching powder and 6ml of clear water, stir them evenly, put the jewelry in, soak it for about two hours, take it out, rinse it with clear water again, and dry it with a cloth to make it much brighter.

5. cleaning method of platinum necklace at home: immerse platinum in jewelry cleaning solution for 5 minutes, then put it on the filter screen and wash it with water, and then use a soft cloth to absorb water once a month.

The essentials of daily maintenance:

1. Keep the platinum ornaments in the jewelry box or soft leather pocket alone.

2. When doing manual work, remove the platinum jewelry.

3. When wearing platinum jewelry, don't let the jewelry touch bleach or other irritating chemicals. Although platinum will not be damaged, chemicals may discolor delicate gems.

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.

5. Send platinum jewelry for professional cleaning every once in a while. Platinum jewelry inlaid with precious stones should be professionally cleaned every 6 months.

18KGP is also called k platinum, platinum. Specifically, it refers to gold-plated or gold-plated jewelry whose plated or gold-plated layer is 18K gold. K represents the gold content, that is, the gold content. Each k contains 4.166% gold, 18K contains 75% gold, and 23K contains about 95% gold.