20 years jewelry packaging manufacturer,
Serving 1000+brands,Passed ISO9001/BV/SGS
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Silver jewelry is not only cheap but also very good for women's temperament, so it is popular with more and more people. But the market is so jumbled that it's hard to buy a real piece of jewelry. Today, BoYangPacking custom jewelry box factory will introduce you to the tips of 925 sterling silver, hoping to help you select the beautiful silver ornaments. The density of the silver is slightly larger than the density of the metal, so the silver jewelry can be judged by weighing in the purchase. It is often said that "aluminium material is qualitative light, silver, copper in material belong to miss between them is not light", if the volume is larger the weight of ornaments are comparatively light, and you can preliminary judgment this jewelry is not 925 sterling silver. 2. Acid test Friends who have studied chemistry know that silver will become discolored by acid and even dissolve, so it can be used to identify pure silver ornaments. Silver jewelry processing plants suggest that a drop of concentrated hydrochloric acid on the silver jewelry, if there is a white mossy silver precipitation, silver jewelry, if not pure silver. 3. Look at the color of the jewelry Generally speaking, the higher the purity of silver jewelry, the more white the silver surface will be, and the color of the jewelry will be uniformly shiny. 925 silver jewelry processing factory reminds that if the sterling silver jewelry is grey, then it must contain lead; If the surface of the jewelry is not smooth and smooth, there must be copper in it, so pay attention to it when you buy 925 pure silver. 4. Check the hardness of jewelry Among various kinds of metal, lead, tin, hardness is larger, copper, silver minimum hardness, when identifying can use a needle on the jewelry, if there is almost no trace on the jewelry, the jewelry is the copper decorations; If the trace is obvious, it is lead and tin products; If there is a trace on the accessory, but it is not obvious, then this piece of jewelry is pure silver jewelry. |
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