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1311-93-9 - Ammonium tungsten oxide pentahydrate, Puratronic®, 99.999% (metals basis) - 10899 - Alfa Aesar

10899 Ammonium tungsten oxide pentahydrate, Puratronic®, 99.999% (metals basis)

CAS Number
1311-93-9
Synonyms

Size Price ($) Quantity Availability
25g 66.96
100g 259.56
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Ammonium tungsten oxide pentahydrate, Puratronic®, 99.999% (metals basis)

MDL
MFCD00015956
EINECS
234-364-9

Chemical Properties

Formula
(NH4)10W12O41•5H2O
Formula Weight
3132.64 (3042.56anhy)
Form
Crystalline powder
Density
2.3
Solubility
Slightly soluble in water.

Applications

Ammonium tungsten oxide pentahydrate is used as a source for the preparation of pure tungsten oxide, carbide, tungsten metal powder, and also as laboratory reagent. It is also used in the area of absorbent gels, catalyst industry and coloring agent in the porcelain industry.

Notes

Ammonium tungsten oxide pentahydrate is stable under normal temperature. It is incompatible with oxidizing agents.

Literature References

Kang, L.; Xu, W.; Wang, K.; Liang, W.; Liu, X.; Gao, F.; Lan, A.; Yang, Y.; Gao, Y. Transparent (NH4)xWO3 colloidal dispersion and solar control foils: Low temperature synthesis, oxygen deficiency regulation and NIR shielding ability. Sol. Energy Mater. Sol. Cells 2014, 128, 184-189.

Nimittrakoolchai, O.; Supothina, S. High-yield Precipitation Synthesis of Tungsten oxide Platelet Particle and Its Ethylene Gas-Sensing Characteristic. Mater. Chem. Phys. 2008, 112 (1), 270-274.

Supothina, S.; Seeharaj, P.; Yoriya, S.; Sriyudthsak, M. Synthesis of Tungsten Oxide Nanoparticles by Acid Precipitation Method. Ceram. Int. 2007, 33 (6), 931-936.

Other References

Harmonized Tariff Code
2841.80
TSCA
Yes

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