What is the gold of 925 gold? The name of gold depends on the purity of gold. 925 gold refers to gold with a purity of 92.5%. The gold with a purity of 99%is called foot gold, and the gold with a purity of 99.9%is called thousands of gold. The gold with a purity of 99.99%is called 10,000 enough gold or high pure gold.
925 What is gold If in accordance with the "Regulations and Naming Methods of the Purittering of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the foot gold is 990, which is The purity is not less than 990 ‰; the minimum value of the thousands of thousands of gold is 999, that is, the purity is not less than 999 ‰. In standards here, the purity range of precious metals in precious metal jewelry does not include welding ingredients, but the finished product content must not be lower than the specified purity range. The regulations on the purity of gold in the national standard refer to the minimum purity value, while the purity of most of the full gold and thousands of gold raw materials on the domestic market exceeds this minimum value (the purity of the foot gold reaches 995 ‰, and the purity of thousands of gold reaches 999.5 ‰) Essence How to calculate the gold jewelry The higher the purity of the gold jewelry, the deeper the color. Without the gold medal, the following color can be determined according to the color (based on green gold as the standard, the so -called green gold is only silver in gold). The dark yellow yellow color is more than 95%, the light red yellow yellow is 90-95%, the pale yellow is 80--85%, the cyan yellow is 65-70%, the color green band is only 50--60%, the slightly yellow and white are white Less than 50%
What is the gold of 925 gold? The name of gold depends on the purity of gold. 925 gold refers to gold with a purity of 92.5%. The gold with a purity of 99%is called foot gold, and the gold with a purity of 99.9%is called thousands of gold. The gold with a purity of 99.99%is called 10,000 enough gold or high pure gold.
925 What is gold
If in accordance with the "Regulations and Naming Methods of the Purittering of Jewelry" (National Standard GB/T11887-2002), the minimum value of the purity of the foot gold is 990, which is The purity is not less than 990 ‰; the minimum value of the thousands of thousands of gold is 999, that is, the purity is not less than 999 ‰.
In standards here, the purity range of precious metals in precious metal jewelry does not include welding ingredients, but the finished product content must not be lower than the specified purity range. The regulations on the purity of gold in the national standard refer to the minimum purity value, while the purity of most of the full gold and thousands of gold raw materials on the domestic market exceeds this minimum value (the purity of the foot gold reaches 995 ‰, and the purity of thousands of gold reaches 999.5 ‰) Essence
How to calculate the gold jewelry
The higher the purity of the gold jewelry, the deeper the color. Without the gold medal, the following color can be determined according to the color (based on green gold as the standard, the so -called green gold is only silver in gold). The dark yellow yellow color is more than 95%, the light red yellow yellow is 90-95%, the pale yellow is 80--85%, the cyan yellow is 65-70%, the color green band is only 50--60%, the slightly yellow and white are white Less than 50%