Difference between revisions of "Tungstic acid"
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== Description == | == Description == | ||
− | Yellow powder. Tungstic acid is used as a [ | + | Yellow powder. Tungstic acid is used as a [[mordant|mordant]] for dyeing [[textile|textiles]]. It is also used as a [[colorant|colorant]] in [[plastic|plastics]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|tungstic acid.jpg~Chemical structure]]] | [[[SliderGallery rightalign|tungstic acid.jpg~Chemical structure]]] | ||
− | == | + | == Risks == |
+ | |||
+ | * Toxic by ingestion and inhalation. | ||
+ | * Fisher Scientific: [https://fscimage.fishersci.com/msds/33757.htm MSDS] | ||
+ | |||
+ | ==Physical and Chemical Properties== | ||
Soluble in hydrofluoric acid and alkalis. Insoluble in water. | Soluble in hydrofluoric acid and alkalis. Insoluble in water. | ||
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|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
− | | 5.5 | + | | 5.5 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
− | == | + | ==Resources and Citations== |
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− | * | + | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 694 |
− | * | + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 |
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9948 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9948 | ||
− | * | + | * Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, ''Technology and Conservation'', Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985 |
[[Category:Materials database]] | [[Category:Materials database]] |
Latest revision as of 09:54, 22 June 2022
Description
Yellow powder. Tungstic acid is used as a Mordant for dyeing textiles. It is also used as a Colorant in plastics.
Synonyms and Related Terms
wolframic acid; orthotungstic acid
Risks
- Toxic by ingestion and inhalation.
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in hydrofluoric acid and alkalis. Insoluble in water.
Composition | H2WO4 |
---|---|
CAS | 7783-03-1 |
Density | 5.5 g/ml |
Molecular Weight | mol. wt. = 249.88 |
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 694
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9948
- Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985