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Buy Cesium Metal (Cs) from Reliable China Suppliers and Factory for Unique Industrial Applications

Cesium metal (Cs), ranked as the 55th element in the periodic table, is a key member of the alkali metal family. This rare element has garnered significant interest across scientific and industrial sectors due to its unique physical and chemical properties, as well as its crucial applications. As a leading supplier in China, our factory specializes in the production of high-quality cesium metal, catering to diverse industrial needs and contributing to advancements in technology and research. Discover the value of cesium metal with a trusted China supplier dedicated to excellence in manufacturing
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    Product Details

    Basic properties

    Cesium is a soft, light golden metal with a Mohs hardness of only 0.2, making it one of the softest metals in nature. It has an extremely low melting point (28.5°C) and can even exist in liquid form in hot summer. Due to its extremely active chemical properties, cesium will quickly oxidize and self-ignite in the air, and react violently with water, releasing hydrogen and exploding, so it must be stored in an inert gas or vacuum environment.

    Discovery and naming

    In 1860, German chemist Robert Bunsen and physicist Gustav Kirchhoff used spectral analysis technology to discover cesium in mineral water for the first time. Because of the bright blue spectral lines in its spectrum, they named it after the Latin word "caesius" (meaning "sky blue").

    Important Applications

    Cesium plays a key role in modern technology:
    • Atomic clocks: The hyperfine transition frequency of cesium-133 atoms is used to define the "second" in the International System of Units (SI), with an accuracy of less than 1 second for tens of millions of years. It is widely used in GPS, satellite communications and financial trading systems.
    • Petroleum industry: Cesium formate (CsCOOH) is a high-performance drilling fluid that can remain stable under high temperature and high pressure environments, improving the efficiency of deep well drilling.
    • Photoelectric technology: Cesium is extremely sensitive to light and is the core material of photoelectric tubes, infrared detectors and night vision devices.
    • Medicine and scientific research: The radioactive isotope cesium-137 is used for cancer radiotherapy, while the stable isotope is used for biological tracer research.

    Fun facts and challenges

    The content of cesium in the earth's crust is extremely low (about 3 parts per million), and it is mainly extracted from the rare mineral pollucite, so it is expensive. Due to its high reactivity, it is usually preserved in mineral oil or sealed in glass ampoules in laboratories.

    Conclusion

    Although cesium metal is not as well-known as gold and silver, it plays an irreplaceable role in time measurement, energy development and advanced technology. Its extreme activity and precise atomic properties make it an important bridge connecting the microscopic world and macroscopic applications, and continue to promote the progress of human science and technology.

    Frequently Asked Questions

    Q: What is the melting point of cesium and how soft is it?

    Cesium has an extremely low melting point of 28.5°C (83.3°F), meaning it can melt in your hand or during a hot summer day. With a Mohs hardness of just 0.2, it is one of the softest metals found in nature.

    Q: Why must cesium be stored in a vacuum or inert gas?

    Cesium is highly reactive. It will rapidly oxidize and self-ignite when exposed to air, and it reacts violently with water to release flammable hydrogen gas, causing an explosion. Therefore, it must be sealed in mineral oil, inert gas, or a vacuum.

    Q: How is cesium used in timekeeping and atomic clocks?

    The hyperfine transition frequency of cesium-133 atoms defines the standard measurement of a "second" in the International System of Units (SI). Cesium atomic clocks are incredibly accurate, losing less than one second over tens of millions of years, making them vital for GPS and telecommunications.

    Q: What role does cesium play in the petroleum industry?

    Cesium formate (CsCOOH) is widely used as a high-density, high-performance drilling fluid in deep-well oil drilling. It remains chemically stable under extreme high-temperature and high-pressure conditions, which significantly improves drilling efficiency.

    Q: Who discovered cesium and what does its name mean?

    Cesium was discovered in 1860 by Robert Bunsen and Gustav Kirchhoff using spectral analysis. They named it after the Latin word "caesius," which means "sky blue," referring to the bright blue lines in its emission spectrum.

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