Preparation method of tungsten boride
Tungsten boride is a black powder with the following physical properties:molecular formula WB2,with metallic conductivity,soluble in aqua regia.
Tungsten boride is a black powder with the following physical properties:molecular formula WB2,with metallic conductivity,soluble in aqua regia.
Chromium carbide powder is a high melting point inorganic material with good wear resistance,It is used as a thermal spray material for metal surface protection and is also often used as hard alloy.
Cuprous oxide is a bright red powder that is almost insoluble in water.It is decomposed into divalent copper and copper in acid solutions,and gradually oxidized into black copper oxide in humid air.
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Description ofConcrete strength and shrinkage reducer1. After the carbonate cement is added to the c...
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