wholesale indian jewelry supply What color does the oxidized gold become?

wholesale red jewelry box After wearing oxidation, the color will gradually deepen and become dark yellow.

. Gold and silver can be oxidized, but the speed is extremely slow.

Golden oxidation forms a dense oxide film, affecting the gloss of gold. Gold will also oxidize, but it is not as serious as iron, lead, and copper. It only forms a very thin oxidation layer on the surface, affecting the original gloss of gold.

What color will gold oxidation become? In fact, there are three common discoloration situations in gold: white spots, erythema, fading

white spots: gold long white spots, 95%is because consumers are exposed to mercury -containing chemicals when wearing gold. And mercury is one of the main elements of many human whitening agents. When consumers use mercury -containing cosmetics or skin care products, the pure gold surface may become brown, gray -white or silver -white. Like many medical workers and gold jewelry worn by consumers using cosmetics, this may occur. The other 5%is caused by dyeing with gold and silver or platinum jewelry. Not only will the liquid be dissolved, but the solid and solid will also dissolve. If it is caused by this reasons, it can generally be scraped with special tools.

This: The golden spots of the golden spots are in contact with the gold surface of the gold, or the small iron dumb or steel dander enters the groove of the gold jewelry. It is easy to produce red iron oxide.

If fade: sweat and cosmetics are one of the most important reasons for fading. 99%of human sweats are moisture, and about 1%are waste and harmful substances in the human body, such as chlorogenic substitutes, lactic acid, urea ammonia, etc. After contacting the silver and copper in gold jewelry in gold jewelry, chemical reactions will occur, producing silver chloride and copper sulfide, and showing dark black chemical salt. These chemical salts are sometimes dropped from gold jewelry, contaminating the skin of the wearer, and leaving very obvious black stains on the skin.

wholesale jewelry contract Gold is a beautiful golden metal, with low density and hardness, low melting point, and high boiling point. At any temperature, it does not occur with oxidation with oxygen, and it is not soluble in hydrochloric acid, sulfuric acid, nitric acid and other separate acids. It does not change even when it is affected by the action of moisture, air, acid, alkali, salt and other substances.
, but gold is afraid of mercury. In the case of mercury, a chemical reaction called Magmios is a kind of mercury, forming a new material goldcast Qi. The color of the golden mercury is yellow and white, attached to gold products, and it feels like gold products are like fading and oxidation.

handmade jewelry wholesale thailand Gold is generally not showed. Just a bit no longer so yellow. Tungsten. Not so beautiful.