phosphoric acid

chemical compound
ChemicalSubstance type_of_chemical_entity Q184782
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phosphoric acid

Summary

phosphoric acid is a type of chemical entity[1]. It ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (2,893 views/month).[2]

Key Facts

  • phosphoric acid's instance of is recorded as type of chemical entity[3].
  • phosphoric acid's canonical SMILES is recorded as OP(=O)(O)O[4].
  • phosphoric acid's chemical formula is recorded as H₃PO₄[5].
  • phosphoric acid is a type of inorganic phosphorus oxoacid[6].
  • phosphoric acid is a type of triprotic acid[7].
  • phosphoric acid is used for food additive[8].
  • phosphoric acid is used for acidity regulator[9].
  • phosphoric acid is used for synergist[10].
  • phosphoric acid's Commons category is recorded as Phosphoric acid[11].
  • phosphoric acid comprises hydrogen[12].
  • phosphoric acid's found in taxon is recorded as Iris[13].
  • phosphoric acid's found in taxon is recorded as Phycomyces blakesleeanus[14].
  • phosphoric acid's found in taxon is recorded as Angelica gigas[15].
  • phosphoric acid's found in taxon is recorded as Homo sapiens[16].
  • phosphoric acid's found in taxon is recorded as Cannabis sativa[17].
  • phosphoric acid's found in taxon is recorded as Caenorhabditis elegans[18].
  • phosphoric acid's found in taxon is recorded as Murraya paniculata[19].
  • phosphoric acid's found in taxon is recorded as Apium graveolens[20].
  • phosphoric acid's found in taxon is recorded as Panax ginseng[21].
  • phosphoric acid's found in taxon is recorded as Triticum aestivum[22].
  • phosphoric acid's found in taxon is recorded as tomato[23].
  • phosphoric acid's found in taxon is recorded as Ruta graveolens[24].
  • phosphoric acid's found in taxon is recorded as Arabidopsis thaliana[25].
  • phosphoric acid's pKa is recorded as {'amount': '+1.97'}[26].
  • phosphoric acid's pKa is recorded as {'amount': '+2.12'}[27].

Why It Matters

phosphoric acid ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (2,893 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 105 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . PubChem. Retrieved . wikidata.org.
  3. [5] . PubChem. Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Food Chemistry. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Food Chemistry. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . Some antifungal components of diseased Blue Ribbon iris bulbs. wikidata.org.
  12. [14] . Acidic metabolites from Phycomyces blakesleeanus. wikidata.org.
  13. [15] . Metabolic profiling of Angelica acutiloba roots utilizing gas chromatography-time-of-flight-mass spectrometry for quality assessment based on cultivation area and cultivar via multivariate pattern recognition. wikidata.org.
  14. [16] . Recon 2.2: from reconstruction to model of human metabolism. wikidata.org.
  15. [17] . Constituents of Cannabis sativa L. XVII. A review of the natural constituents. wikidata.org.
  16. [18] . Modeling Meets Metabolomics-The WormJam Consensus Model as Basis for Metabolic Studies in the Model Organism. wikidata.org.
  17. [19] . Metabolomic comparative analysis of the phloem sap of curry leaf tree (Bergera koenegii), orange jasmine (Murraya paniculata), and Valencia sweet orange (Citrus sinensis) supports their differential responses to Huanglongbing.. wikidata.org.
  18. [20] . Phytochemical and biological characterization of Italian "sedano bianco di Sperlonga" Protected Geographical Indication celery ecotype: A multimethodological approach. wikidata.org.
  19. [21] . Integrated metabolomics signature for assessing the longevity of Panax ginseng seeds. wikidata.org.
  20. [22] . Physiological and metabolome changes during anther development in wheat (Triticum aestivum L.).. wikidata.org.
  21. [23] . Metabolomic analysis of tomato seed germination. wikidata.org.
  22. [24] . Enhanced in vitro production of Ruta graveolens L. coumarins and rutin by mannitol and ventilation. wikidata.org.
  23. [25] . Origanum vulgare essential oils inhibit glutamate and aspartate metabolism altering the photorespiratory pathway in Arabidopsis thaliana seedlings. wikidata.org.
  24. [26] . The Acid Strength of Mono and Diesters of Phosphoric Acid. The n-Alkyl Esters from Methyl to Butyl, the Esters of Biological Importance, and the Natural Guanidine Phosphoric Acids. wikidata.org.
  25. [27] . CRC Handbook of Chemistry and Physics (1st student edition). wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). phosphoric acid. Retrieved May 3, 2026, from https://4ort.xyz/entity/phosphoric-acid
MLA “phosphoric acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/phosphoric-acid.
BibTeX @misc{4ortxyz_phosphoric-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{phosphoric acid}}, year = {2026}, url = {https://4ort.xyz/entity/phosphoric-acid}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): phosphoric acid — https://4ort.xyz/entity/phosphoric-acid (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 9d ago · Twofivesixbot bot · 2026-05-24 view diff on Wikidata ↗
    Has effect phosphoric acid exposure
    Found in taxon Iris, Phycomyces blakesleeanus, Angelica gigas +10
    On focus list of wikimedia project Wikipedia:Vital articles/Level/4
    Different from phosphorous acid
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007543644205171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.