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欧美日韩国产在线激情综合_亚洲国产V精品不卡_久久久一区二区三区香蕉_在线看免费无码的AV天堂

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Home Metal recycling Sales of precious metals

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Yian Precious Metal Products

Yian Precious Metal Products
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Rhodium exists in platinum ore and can be collected and produced during the refining process. The color is silver white, with a metallic luster and opacity. Hardness is 4~4.5, relative density is 12.5. The melting point is high, at 1955 ℃.

Rhodium powder
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Ruthenium trichloride is a chemical substance with the molecular formula RuCl3. It is a glossy crystal particle, generally gray brown or dark red in color, corrosive, easily deliquescent, soluble in water, alcohol, and ethyl acetate,

Ruthenium trichloride
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Iridium is a metallic element with the symbol Ir, atomic number 77, atomic weight 192.22. The element name comes from Latin and originally means "rainbow". Iridium has a content of one millionth in the Earth's crust and is often dispersed..

Iridium
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Silver is a type of transition metal that has been known and utilized since ancient times. It is an important precious metal. Silver exists as a elemental element in nature, but the vast majority of it exists in the form of a compound in silver ore.

Ammonium iridium chloride
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Palladium is one of the rarest precious metals in the world, with the element symbol Pd, and is one of the platinum group elements. Palladium has extremely high purity and looks similar to platinum. In its natural state

Palladium

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欧美日韩国产在线激情综合_亚洲国产V精品不卡_久久久一区二区三区香蕉_在线看免费无码的AV天堂

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