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» Chromium


Chromium, with the chemical symbol Cr and the atomic number 24, belongs to group VIB in the periodic table. The element name comes from the Greek word meaningcolor”, because chromium compounds have color. It is the hardest metal in nature. Chromium is the 17th most abundant metal in the earth’s crust at 0.01%. Natural chromium in its free state is extremely rare and is mainly found in chromium-lead ores.

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    Shaanxi Zhongbei Titanium Tantalum Niobium Metal Material Co., Ltd. ay isang Intsik negosyo espesyalista sa pagproseso ng mga di-ferrous metal, serving global customer na may mataas na kalidad na mga produkto at perpektong pagkatapos-benta serbisyo.

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