Sulphotungstic

• (a.) Of, pertaining to, or designating, hypothetical sulphacid of tungsten (called also sulphowolframic acid), analogous to sulphuric acid, and known in its salts.
Found on http://thinkexist.com/dictionary/meaning/sulphotungstic/

Sulphotungstic

Sul`pho·tung'stic adjective (Chemistry) Of, pertaining to, or designating, hypothetical sulphacid of tungsten (called also sulphowolframic acid ), analogous to sulphuric acid, and known in its salts.
Found on http://www.encyclo.co.uk/webster/S/236
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