1, the difference between pure gold and 9999 is mainly the difference in purity. Pure gold is 99.9%, 9999 is 99.99%, but if jewelry is made, 99.9% is the highest, because it needs welding, and gold bars are generally 9999.
2. Thousands of gold and thousands of gold are different in color. The purity of gold products is called "success" or "fineness" The higher the purity of gold, the darker the color, so when we buy gold jewelry to judge the gold content, we can judge the fineness of gold according to the color of gold under strong light.
The difference between thousands of gold and thousands of gold lies in the softness and hardness of its texture. Anyone who has come into contact with gold ornaments knows that gold has a characteristic of soft texture, and this characteristic of gold is also a standard for distinguishing authenticity.
4, Wanjinjin is not pure gold, Wanjinjin is only purer than Qianjinjin and has higher gold content.
5、? The digital symbol of gold represents its purity, 999 is pure gold, and the purity of gold is 999 per thousand; 9999 is ten thousand gold, which means the purity of gold is 99900/ 10000, which means 9/ 10000. At present, the state stipulates that all gold ornaments must be marked with thousands of gold and thousands of gold, collectively referred to as pure gold.
6、? The national standard only defines 999 thousand gold, which means that thousands of gold is the highest purity. Even if 9999 gold is resold, it can't be detected at the time of purchase, so it can only be said that 9999 is a kind of high-purity gold, which is called "ten thousand gold" by the public in the market.
Pure gold 999.9