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orthophosphoric acid

[ awr-thoh-fos-fawr-ik, -for-, awr- ]

noun

Chemistry.
  1. a colorless, crystalline solid, H 3 PO 4 , the tribasic acid of pentavalent phosphorus: used chiefly in fertilizers, as a source of phosphorus salts, and in soft drinks as an acidulant and flavoring agent.


orthophosphoric acid

/ ˌɔːθəʊɒˈɒɪ /

noun

  1. a colourless soluble solid tribasic acid used in the manufacture of fertilizers and soaps. Formula: H 3 PO 4 Also calledphosphoric acid
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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yvlog History and Origins

Origin of orthophosphoric acid1

First recorded in 1870–75; ortho- + phosphoric acid
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Example Sentences

Examples have not been reviewed.

Write the equations for the preparation of the three sodium salts of orthophosphoric acid.

From

These facts may be illustrated with the aid of orthophosphoric acid, which is tribasic:— Acid.

From

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