The so-called no practice, no right to speak, no matter gold, platinum, palladium, gold, if you don't take it to a jewelry store for cleaning, you can use the dishwasher with a soft toothbrush for brushing your teeth at home, brush it gently and repeatedly, and you must wash it with clear water after washing.

Platinum (pt), palladium (PD) and gold (22k 18k, etc. ) No high temperature cleaning is required. The main dirt to be cleaned is the sweat attached to the necklace after wearing it. Dishwashers are easy to clean, but only one less than professional ultrasonic cleaning. And gold (pure gold), to achieve thorough cleaning, the most efficient way is to go through high temperature and acid to thoroughly clean, which requires professional tools, which have to go to the jewelry store to clean. If 84 is used for cleaning, it is absolutely impossible. The main substance of 84 is sodium hypochlorite, which is bleached when it meets water. It is usually used as disinfectant and cleaner. This compound is definitely not suitable for cleaning jewelry and the like, and it will do great harm to jewelry.