If there is a black silver film on the surface, 2 grams of salt, 7 grams of baking soda, 8 grams of bleaching powder and 60 ml of clear water can be used to make a "gold cleaner". Put the gold jewelry in a bowl, pour the detergent, take it out after 2 hours, rinse it with clear water (preferably not hard water or water with high mineral content), bury it in sawdust to dry, and then wipe it with a soft cloth.

In order to protect the luster of gold jewelry, a thin layer of nail polish can be coated on it.

If there is a black silver film on the surface, 2 grams of salt, 7 grams of baking soda, 8 grams of bleaching powder and 60 ml of clear water can be used to make a "gold cleaner". Put the gold jewelry in a bowl, pour the detergent, take it out after 2 hours, rinse it with clear water (preferably not hard water), bury it in sawdust to dry, and then wipe it with a soft cloth.

Ring inlaid with gems Roll a piece of cotton with a matchstick, soak it in a mixture of toilet water and glycerin, scrub the frame, and then polish the ring with flannel. Never scratch with sharp objects such as blades.

Salt and vinegar are mixed into a cleaning agent, which can be used to wipe pure gold jewelry and make it last forever.

Toothpaste wiping or scrubbing with hot rice soup can also restore the luster of gold jewelry.

Mixing the ash with the same amount of vegetable oil and putting the gold jewelry into it for scrubbing will make the gold jewelry shine.

Of course, it is recommended to send it to a bigger gold shop with specialized technicians, reagents, ultrasonic cleaning and other equipment for cleaning. There are many ways to pay attention to jewelry maintenance.