The gold 900 is a gold with a gold content of 900 ‰, which is equivalent to 18K gold. K gold calculate the form of color: color = k number × 4.15%(per K gold content), 900 is a indicating method with accurate to three digits (indicating that gold content is 900 ‰, equivalent to 18k gold) Between 22K. If in accordance with the "Regulations and Naming Methods of the Puritan Pure of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the sufficient gold is 990, that is, the purity is not less than 990 ‰; The minimum value is 999, that is, the purity is not less than 999 ‰, and the gold 900 is not pure gold. Extension information: Bing May 2016, the official has canceled the thousands of foot gold marks. If the gold content reaches 999 ‰, it can be marked as "Foot Gold 999". The gold 900 is a "AU900" with a gold content of 900 ‰. The two gold content difference is 99 ‰, which must be 900 cheap. The difference between 900 and 999 lies in different gold content, different uses, and different prices. Foot gold 999 jewelry: It is the original thousands of gold, which is widely used in various types of gold jewelry such as gold bracelets, gold necklaces, gold rings, etc., which is the most popular in the public. AU900: The jewelry containing 900 ‰ of the gold is almost no. 900 is mainly used for the ear injection of the golden earrings. Because gold jewelry is soft, the ear needle of the golden earrings cannot be made with sufficient gold, and the hardness cannot be achieved. So our consumers take gold earrings and change the old or sold, the gold ear needle is cut and deducted alone. Reference materials Source: Baidu Encyclopedia -regulations and naming methods of jewelry precious metal purity
Gold 900 is gold with a gold content of 900. Generally, the jewelry accessories are 900 gold, which is metaphorical to the fastener behind the golden earrings. The holiday hinge and the buckle of the hollow bracelet are 900 gold. Now the national unified industry standards, the labels of sufficient gold and thousands of gold are labeled. But the actual gold content of gold will still be different. It is 999 gold that is more common now. extension information:
. The maintenance of gold jewelry
gold jewelry is not very delicate, but not carefully maintained, also It will lose its original gloss and charm. Generally speaking, the following points are to be careful: 1, the chemicals of cleaning essence will change the color of the gold, so you should take off the gold jewelry before doing cleaning. 2. Avoid contact with high volatile substances such as perfume and glue directly, otherwise it will easily cause gold decoration to fade. 3. When swimming, remove the gold ornaments to avoid chemical changes in the surface layer after encountering seawater or pool water. 4, use a velvet cloth to wrap it in the jewelry box during storage to avoid rubbing and damage to each other. 5, gold is soft and easy to deform, so do not pull the necklace and other accessories to avoid deformation. 6. Pure gold jewelry will have a chemical reaction when it encounters water and silver, and white spots appear. When cleaning, you can restore the original color as long as you grill under the alcohol lamp for a while. 7. The gold jewelry after wearing is often lost due to the stains and dust stains. At this time, as long as the gold decoration is placed in the neutral detergent soaked and washed with warm water, and then removed and wiped. Reference information Source: Baidu Encyclopedia-Golden Jewelry
The method of calculating the color of K gold is: Mochority = k Number × 4.15 % (gold content per k) 00 is a method of accurate to three digits (indicating that the gold content is 900 ‰ equivalent to 18k gold) medium) Between 21K and 22K. If in accordance with the "Regulations and Naming Methods of the Puritan Pure of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the sufficient gold is 990, that is, the purity is not less than 990 ‰; The minimum value is 999, that is, the purity is not less than 999 ‰. So the gold 900 is not pure gold,
gold (GOLD) is a single -quality form of chemical element gold (chemical element symbol AU), which is soft, golden, corrosion -resistant, corrosion -resistant Precious metal. Gold is one of the rare, precious and most valued metals. Internationally, gold is generally based on ounces, and ancient China was used as a gold unit. It was a very important metal. It is not only a special currency for reserves and investment, but also an important material for the jewelry, electronics, modern communications, aerospace and air industry and other departments. The chemical symbols of gold are AU, and the English code in finance is xauusd or GOLD. The name of the AU comes from a story of Aurora, a goddess of dawn in Roman mythology, means shining dawn. The international gold prices soared sharply after 2015. The price of gold in New York's market went up all the way from $ 1,200 per ounce, and it has risen to $ 1,300 in less than a month. Statistics show that the price of gold futures in New York market has increased by 9.3 this year. %. [1]
90%of the content should not be pure gold. You can only pay K gold, 22-23k gold. Generally, jewelry accessories are 900 gold, which is metaphorically buckled behind the gold earrings.
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The gold 900 is a gold with a gold content of 900 ‰, which is equivalent to 18K gold.
K gold calculate the form of color: color = k number × 4.15%(per K gold content), 900 is a indicating method with accurate to three digits (indicating that gold content is 900 ‰, equivalent to 18k gold) Between 22K.
If in accordance with the "Regulations and Naming Methods of the Puritan Pure of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the sufficient gold is 990, that is, the purity is not less than 990 ‰; The minimum value is 999, that is, the purity is not less than 999 ‰, and the gold 900 is not pure gold.
Extension information:
Bing May 2016, the official has canceled the thousands of foot gold marks. If the gold content reaches 999 ‰, it can be marked as "Foot Gold 999". The gold 900 is a "AU900" with a gold content of 900 ‰. The two gold content difference is 99 ‰, which must be 900 cheap. The difference between
900 and 999 lies in different gold content, different uses, and different prices.
Foot gold 999 jewelry: It is the original thousands of gold, which is widely used in various types of gold jewelry such as gold bracelets, gold necklaces, gold rings, etc., which is the most popular in the public.
AU900: The jewelry containing 900 ‰ of the gold is almost no. 900 is mainly used for the ear injection of the golden earrings. Because gold jewelry is soft, the ear needle of the golden earrings cannot be made with sufficient gold, and the hardness cannot be achieved.
So our consumers take gold earrings and change the old or sold, the gold ear needle is cut and deducted alone.
Reference materials Source: Baidu Encyclopedia -regulations and naming methods of jewelry precious metal purity
Gold 900 is gold with a gold content of 900. Generally, the jewelry accessories are 900 gold, which is metaphorical to the fastener behind the golden earrings. The holiday hinge and the buckle of the hollow bracelet are 900 gold. Now the national unified industry standards, the labels of sufficient gold and thousands of gold are labeled. But the actual gold content of gold will still be different. It is 999 gold that is more common now.
extension information:
. The maintenance of gold jewelry
gold jewelry is not very delicate, but not carefully maintained, also It will lose its original gloss and charm. Generally speaking, the following points are to be careful:
1, the chemicals of cleaning essence will change the color of the gold, so you should take off the gold jewelry before doing cleaning.
2. Avoid contact with high volatile substances such as perfume and glue directly, otherwise it will easily cause gold decoration to fade.
3. When swimming, remove the gold ornaments to avoid chemical changes in the surface layer after encountering seawater or pool water.
4, use a velvet cloth to wrap it in the jewelry box during storage to avoid rubbing and damage to each other.
5, gold is soft and easy to deform, so do not pull the necklace and other accessories to avoid deformation.
6. Pure gold jewelry will have a chemical reaction when it encounters water and silver, and white spots appear. When cleaning, you can restore the original color as long as you grill under the alcohol lamp for a while.
7. The gold jewelry after wearing is often lost due to the stains and dust stains. At this time, as long as the gold decoration is placed in the neutral detergent soaked and washed with warm water, and then removed and wiped.
Reference information Source: Baidu Encyclopedia-Golden Jewelry
The method of calculating the color of K gold is:
Mochority = k Number × 4.15 % (gold content per k)
00 is a method of accurate to three digits (indicating that the gold content is 900 ‰ equivalent to 18k gold) medium) Between 21K and 22K.
If in accordance with the "Regulations and Naming Methods of the Puritan Pure of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the sufficient gold is 990, that is, the purity is not less than 990 ‰; The minimum value is 999, that is, the purity is not less than 999 ‰.
So the gold 900 is not pure gold,
gold (GOLD) is a single -quality form of chemical element gold (chemical element symbol AU), which is soft, golden, corrosion -resistant, corrosion -resistant Precious metal. Gold is one of the rare, precious and most valued metals. Internationally, gold is generally based on ounces, and ancient China was used as a gold unit. It was a very important metal. It is not only a special currency for reserves and investment, but also an important material for the jewelry, electronics, modern communications, aerospace and air industry and other departments.
The chemical symbols of gold are AU, and the English code in finance is xauusd or GOLD. The name of the AU comes from a story of Aurora, a goddess of dawn in Roman mythology, means shining dawn.
The international gold prices soared sharply after 2015. The price of gold in New York's market went up all the way from $ 1,200 per ounce, and it has risen to $ 1,300 in less than a month. Statistics show that the price of gold futures in New York market has increased by 9.3 this year. %. [1]
90%of the content should not be pure gold. You can only pay K gold, 22-23k gold. Generally, jewelry accessories are 900 gold, which is metaphorically buckled behind the gold earrings.
n00:00 / 00: 3170% 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