wholesale vs retail price jewelry How to prevent necklace rust?

famili ultrasonic jewelry cleaner wholesale If it is precious metal, such as gold, platinum, etc., there will be no rusty
钯 钯 will turn black, even if you do n’t wear it, it ’s not well preserved. It is not recommended to buy
You can wipe it with silver cloth, wipe with toothpaste, or washed with silver washing water, but it is still easy to oxidize and black after treatment. Non -precious metals), then you do n’t need to maintain it. The price of this thing is very low.