1 Wash with alcohol and soap, dip a soft cloth in soapy water and wipe the hotel, and do not use particles such as toothpaste to avoid scratching the appearance. Scrubbing once a week will be extremely bright.

2. Soak in ammonia water. 18K gold necklace is dirty, then soak it in ammonia water for one night to wash away the dirt. Be careful that the concentration is not too high, so as not to corrode the protective film.

3. When the necklace is baked with alcohol lamp, white spots often appear on its appearance, mainly because some cosmetics containing tributes are used and stained on its surface. Tribute can be melted when it meets high temperature, and then it can be gently wiped with a soft cloth.

4. You can use an old toothbrush dipped in neutral cleaning solution or commercially available jewelry cleaning solution to lightly brush the bottom of the base and the fine seam where diamonds are embedded, otherwise the gems will be eclipsed because of overall transparency.

Maintenance method of gold jewelry

1, gold jewelry dust removal

To clean the dust and scale of gold jewelry, the easiest way is to gently scrub it with a soft brush dipped in hot water. It is best to scrub it with absorbent cotton balls dipped in soapy water and anhydrous alcohol. Never use abrasive particles (such as toothpaste, polishing paste, fine sandpaper or fine sandpaper). ) avoid the loss caused by reducing the weight of gold jewelry.

2, gold jewelry washing

When washing gold jewelry, first put the gold jewelry into the container, then add water to the container, then add a small amount of ammonia water, then tighten the lid, shake it back and forth vigorously, and then take it out to dry. When wearing gold jewelry, you should also maintain the hasp switch.

3. Removing white spots on gold jewelry

Because some cosmetics on the market contain a small amount of mercury (mercury), such as phenylhydroxy mercury, mercury dichloride, etc., gold jewelry will appear white spots or whitening after contact. At this time, you must not scrape with a knife or polish with sandpaper. As long as the jewelry with white spots or whitening is baked in the fire and wiped with a soft cloth, the original luster will be restored.

The dirt on the surface of gold jewelry is clean.

When the surface of gold ornaments is stained with dirt, it will darken the color. At this time, you can use warm water of 30-40℃ to wash the developing powder of developing photos into a developer, and then dilute it with twice as much water. Put the gold jewelry with dirt in it for 4-6 minutes, then brush it off with a soft brush and rinse it with clear water several times. If you dip fine woolen cloth in nail polish, gold jewelry will be brighter.

Step 5 soak and clean

First, take 1000 ml of warm water (40-C), then add 200 ml of glacial acetic acid to make an aqueous solution, then soak the gold jewelry in this cleaning solution for 10 minute, then brush it with a brush, and finally rinse it with clear water.

When you don't wear gold jewelry at ordinary times, put it in a box, and don't put it with other metals, which is easy to wear.