According to foreign media reports, diamonds are forever and gold is precious, but which one is rarer? Is their rarity proportional to the price of jewelry in a jewelry store? In fact, the answer may not be as obvious as you might think. Gold, a heav…
Copper selenide can be described as an inorganic chemical substance having a black color.Particle Size: Granule, -100mesh Purity: 99.99% About Copper Selenide Cu2Se Powder: Cuprous Selenide, molecular Formula Cu2Se is a dark cubic crystal at r…
It is highly stable, and has excellent resistance to weather. It is insoluble with water, acids, and organic solvents. However, it can be slightly soluble when dissolved in sodium hydroxide solution. Purity: 99%Particle sizes: 0.5-1um to 1.2-2um and…
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