As of August 20021year, one gram of silver was RMB 3.65.

Pure silver is metallic silver, and its content is close to 100%. Silver is chemically inactive, but because of its special affinity with sulfur, silver sulfide can be slowly generated in the air, making it black and impure.

biographical notes

The hardness of silver is 2.7. In order to improve its hardness and obtain the best molding effect, it is necessary to add 7.5% copper to silver when making jewelry. This alloy containing 92.5% silver and 7.5% copper is called standard silver internationally. Also known as sterling silver in Britain. In addition, there are enough silver ornaments with a silver content of 99% on the market.

Pure silver is a beautiful silvery white metal with good ductility, and its conductivity and heat transfer are the highest among all metals. For example, the conductivity of mercury is 1, that of copper is 57, and that of silver is 59, ranking first.

Baidu encyclopedia-sterling silver

Today's 9999 sterling silver price list

Compared with neutralization, I personally think it is more appropriate to buy 9999 silver!

The logo of silver jewelry is unified, and Lao Fengxiang's silver jewelry is no exception, and there are also S925 logo or 999 logo.

Silver jewelry logo: silver is called silver in English, and chemical elements are expressed as Ag. So its logo has these kinds. S, SL or Ag followed by the fineness of silver ornaments.

For example, the logo of silver jewelry with 92.5% silver content is S925, SL925, Ag925 or 925.

Most of Zuyin or Qianzuyin will be directly engraved with Chinese characters, and sometimes they will be marked with s990, s999, Ag990 or Ag990.

Extended data

Maintenance methods of silver ornaments:

1, the best way to maintain sterling silver jewelry is to wear it every day, because human oil can produce a natural and moist luster.

2. Don't wear other precious metal jewelry when wearing silver jewelry to avoid collision, deformation or wear.

3. Keep the sterling silver ornaments dry, don't swim with them, and don't go near hot springs and seawater. When not in use, you can gently wipe the surface with cotton cloth or paper towel to remove moisture and dirt, and put it in a sealed bag or box to avoid contact with air.

4. If you find signs of yellowing in sterling silver jewelry, the easiest way is to gently wash the surface with toothpaste and some water. Or use a small jewelry brush to clean up the fine seams of the silver ornaments, and then gently wipe the surface with a silver cloth, and the original aesthetic feeling of the ornaments can be restored immediately.

What is the normal price of silver per gram?

Silver is 3.24 yuan a gram.

The international buying price of silver is 3.22 yuan per gram, and the selling price is 3.24 yuan per gram. In dollar terms, the buying price is RMB 5.39 per ounce/kloc-0, and the selling price is RMB 5.49 per ounce/kloc-0.

The identification of true and false silver can be seen from the following three points:

1, hardness, real silver is easy to bend, easy to break, and fake silver is hard to bend;

2, nitric acid, real silver will turn green or slightly green after encountering nitric acid, and fake silver will turn dark green or black;

3, color, true silver color is white and shiny, false silver color is gray or blue.