Ammonium Metatungstate Property

ammonium metatungstate crystal

Chinese name: Ammonium Metatungstate, short for AMT;
Molar mass: 3011g/mol;
According to different crystallization conditions, ammonium metatungstate has several forms as follows:(NH4)6H2W12O40.nH2O or (NH4)6H2W12O40.XH2O or (NH4)6H2W12O40;
CB Number: CB41411564;
CAS Number: 14311-52-5;
Standard: Q/320583W&M108-2004;
Quality standard: Content of ammonium metatungstate equal or more than 98%.

Ammonium metatungstate property contains physical and chemical property, AMT is a white or slightly yellow crystalline powder; with good water solubility of 303.99/100g at 20℃, and the solution is quite stable; however, it is insoluble in alcohol.

Ammonium metatungstate property has uncovered very little. Ammonium metatungstate has no harmful ingredients with slightly acidic, usually used as efficient tungsten petrochemical catalyst; also for the manufacture of other tungsten compounds, steel, fireproof fabric, etc., and being raw materials of metal tungsten, and applying on the ceramic industry; In addition, because of some special properties of ammonium metatungstate, it is also used for production of catalyst, nuclear shielding material, corrosion inhibitor ect..

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