| Identification | Back Directory | [Name]
AMMONIUM METATUNGSTATE | [CAS]
12028-48-7 | [Synonyms]
TUNGSTATEHEXAAMMONIUM
AMMONIUM METATUNGSTATE
AMMONIUM TUNGSTEN OXIDE
hexaammonium wolframate
AMMONIUM TUNGSTATE, META
ammonium metatungstate hexahydrate
Ammoniummetatungstatehydrate(99.9+%-W) | [EINECS(EC#)]
234-733-4 | [Molecular Formula]
H26N6O40W12 | [MDL Number]
MFCD00042673 | [MOL File]
12028-48-7.mol | [Molecular Weight]
2956.3 |
| Hazard Information | Back Directory | [Chemical Properties]
white crystal(s); formula also given as (NH4)6H2W12O40 and (NH4)6W12O39 ·4H2O; preparation: reaction of NH4OH with tungstic acid; uses: to prepare tungsten alloys and ammonium phosphotungstate [HAW93] [STR93] [ALD94] | [Uses]
AMMONIUM METATUNGSTATE is used to make tungsten catalysts, which are widely used in petroleum hydrocracking, lubricating oil hydrocracking, desulfurization, and denitrification; it is also used in surface coatings of various metal products and hard alloys. | [Flammability and Explosibility]
Notclassified |
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| Company Name: |
J & K SCIENTIFIC LTD.
|
| Telephone: |
18210857532 18210857532 |
| Website: |
https://www.jkchemical.com |
| Company Name: |
Alfa Aesar
|
| Telephone: |
400-6106006 |
| Website: |
http://chemicals.thermofisher.cn |
| Company Name: |
Rhawn Reagent
|
| Telephone: |
400-400-1332688 18019345275 |
| Website: |
http://www.rhawn.cn |
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