Ammonium Tetrathiotungstate

Synonym: Ammonium thiotungstate (VI), Ammonium tungsten sulfide, Diammonium disulfido(dithioxo)tungsten, Thiotungstic acid, diammonium salt, Tungstate(2-), tetrathioxo-, diammonium
CAS Number 13862-78-7 | MDL Number MFCD00061410 | EC Number 628-727-4

Ammonium Tetrathiotungstate Chemical Structure

Product CodeW2787
CAS Number13862-78-7
Assay (purity)99.9%
Purity methodby elemental analysis
Molecular weight348.07
Appearanceyellow to orange crystal
Molecular formulaH8N2S4W
Linear formula(NH4)2WS4

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing Ammonium Tetrathiotungstate contact us at

Safety information

Signal wordWARNING
Hazard statementsH315
Precautionary statementsP264, P280, P302+P352, P321, P332+P313, P362
In TSCA registryYes

Certificates of analysis (CoA)

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External identifiers for Ammonium thiotungstate (VI)

Pubchem CID11131817
InchI IdentifierInChI=1S/2H3N.2S2.W/c;;2*1-2;/h2*1H3;;;/q;;2*-2;+2/p+2

Ereztech synthesizes and sells additional W-compounds.

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