Ammonium tungsten oxide, 99.99+% (metals basis), Thermo Scientific Chemicals
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Ammonium tungsten oxide, 99.99+% (metals basis), Thermo Scientific Chemicals
Ammonium tungsten oxide, 99.99+% (metals basis), Thermo Scientific Chemicals
Ammonium tungsten oxide, 99.99+% (metals basis), Thermo Scientific Chemicals
Thermo Scientific Chemicals

Ammonium tungsten oxide, 99.99+% (metals basis), Thermo Scientific Chemicals

CAS: 11140-77-5 | H40N10O41W12 | 3042.429 g/mol
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Catalog NumberQuantity
ALF044588.0910 g
Catalog number ALF044588.09
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10 g
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Chemical Identifiers
CAS1071625-31-4
SpecificationsSpecification SheetSpecification Sheet
FormCrystals or powder or crystalline powder or lumps
Assay (HPLC)≥98.5%
Water Content (Karl Fischer Titration)3.91-10.89% (0.5-1.5 waters)
Optical Rotation10.5 ± 0.2? (C=1 in water)
Appearance (Color)White to pale cream
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 the catalyst industry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

RUO – Research Use Only