5 thoughts on “What does it mean to contain gold (AU)?”

  1. "AU9999" is a method of refreshing goldenness stipulated in the state. Gold jewelry must be played with such marks. "AU" is the chemical element symbol of gold. It shows that this metal decoration is made of gold. 9999 Football, also known as Wan Chun Football, is a gold with the gold content of "the minimum of 999.9" in the gold content.
    The digital identification of gold represents its purity. 999 is a thousand feet gold, the purity of gold is 999; Ten, 9th in 10,000. The difference between 999 and 9999 is mainly different from purity. 999 is 99.9%in gold content, and 9999 is 99.99%of the gold content. However, the price of the two above is the same.
    This information Gold AU9999 Jewelry Wearing precautions
    1. Avoid wearing AU9999 gold jewelry, especially rings.
    2, because the gold ornament of AU9999 is low, put it lightly when wearing, and avoid colliding with the hard objects, wiper, and strictly prohibit pull, pull, and drag. Especially diamonds, because of different hardness, can cause friction with each other, so they should be stored independently with jewelry boxes.
    3, AU9999 gold jewelry should not be stored with silver jewelry, so as not to collide with each other and friction to make the surface of the jewelry become silver. The AU9999 ring is worn with platinum rings, which can easily cause the two to rub each other, so that the surface of the ring is plainly white on the surface of the ring.
    4, AU9999 gold decorations Due to higher purity, wearing factors such as sweat for a long time gradually lose light, which is normal. In this case, customers need to return jewelry back to jewelry shops to solve them.
    5, mercury has a corrosive effect on the golden surface layer. In advanced cosmetics, a small amount of lead and mercury often contain.

  2. Hello. If you see the word "gold" on the jewelry, you can understand it as "gold -plated". Gilling, a decorative process. It refers to a thin layer of gold on the surface of the utensil. The jewelry (utensils) are other materials, without gold. There is only gold on the surface.

  3. n00:00 / 00: 5470% shortcut keys to describe space: Play / pause ESC: Exit full screen ↑: increase volume 10% ↓: decreases by 10% →: Single fast forward 5 seconds studio Here you can drag no longer appear in the player settings to reopen the small window shortcut key description

  4. n00:00 / 00: 0870% shortcut keys to describe space: Play / pause ESC: Exit full screen ↑: increase volume 10% ↓: decreases by 10% →: Single fast forward 5 seconds studio Here you can drag no longer appear in the player settings to reopen the small window shortcut key description

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