What Is Ammonium Paratungstate?

Ammonium paratungstate is a white crystalline salt with the chemical formula (NH₄)₁₀·4H₂O. It is described as "the most important raw material for all other tungsten products."

What is ammonium paratungstate used for?

Ammonium Paratungstate (APT):

GTP ammonium paratungstate is used as a source for high-purity tungsten oxides, tungsten metal powders, carbides, or as a laboratory reagent. Other applications are in the fields of absorbent gels, coloring agent in the porcelain industry, and in the catalyst industry.

How is ammonium paratungstate made?

In most cases, ammonium paratungstate is created by separating tungsten from its ore. Through a number of heating and atmospheric processes, the tungsten is reduced to the powdery form of ammonium tungstate. Manufacturers take this powder and fuse it into a variety of objects, including bars, wires and rods.

Chloe Bennett

Chloe Bennett

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