Potassium hydrogen sulfite

chemical compound
ChemicalSubstance type_of_chemical_entity Q412524
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Potassium hydrogen sulfite

Summary

Potassium hydrogen sulfite is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2]

Key Facts

  • Potassium hydrogen sulfite's instance of is recorded as type of chemical entity[3].
  • Potassium hydrogen sulfite's chemical structure is recorded as Potassium bisulfite.png[4].
  • Potassium hydrogen sulfite's CAS Registry Number is recorded as 7773-03-7[5].
  • Potassium hydrogen sulfite's EC number is recorded as 231-870-1[6].
  • Potassium hydrogen sulfite's canonical SMILES is recorded as OS(=O)[O-].[K+][7].
  • Potassium hydrogen sulfite's InChI is recorded as InChI=1S/K.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1[8].
  • Potassium hydrogen sulfite's InChIKey is recorded as DJEHXEMURTVAOE-UHFFFAOYSA-M[9].
  • Potassium hydrogen sulfite's chemical formula is recorded as HKO₃S[10].
  • Potassium hydrogen sulfite's subclass of is recorded as chemical compound[11].
  • Potassium hydrogen sulfite's Commons category is recorded as Potassium hydrogen sulfite[12].
  • Potassium hydrogen sulfite's has part is recorded as potassium[13].
  • Potassium hydrogen sulfite's has part is recorded as oxygen[14].
  • Potassium hydrogen sulfite's has part is recorded as sulfur[15].
  • Potassium hydrogen sulfite's E number is recorded as E228[16].
  • Potassium hydrogen sulfite's Freebase ID is recorded as /m/03c0x4q[17].
  • Potassium hydrogen sulfite's UNII is recorded as QJK5LO891P[18].
  • Potassium hydrogen sulfite's ChemSpider ID is recorded as 22889[19].
  • Potassium hydrogen sulfite's PubChem CID is recorded as 23663620[20].
  • Potassium hydrogen sulfite's Open Food Facts food additive ID is recorded as e228-potassium-bisulphite[21].
  • Potassium hydrogen sulfite's HSDB ID is recorded as 1263[22].
  • Potassium hydrogen sulfite's mass is recorded as {'unit': 'Q483261', 'amount': '+119.928'}[23].
  • Potassium hydrogen sulfite's ECHA Substance Infocard ID is recorded as 100.028.973[24].
  • Potassium hydrogen sulfite's SureChEMBL ID is recorded as 65585[25].
  • Potassium hydrogen sulfite's SureChEMBL ID is recorded as 114781[26].
  • Potassium hydrogen sulfite's DSSTox substance ID is recorded as DTXSID6064795[27].

Why It Matters

Potassium hydrogen sulfite ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2] It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[28] It is known by 20 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] . wikidata.org.
  3. [5] . Global Substance Registration System. Retrieved . wikidata.org.
  4. [6] . Global Substance Registration System. Retrieved . wikidata.org.
  5. [7] . PubChem. Retrieved . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Freebase Data Dumps. wikidata.org.
  16. [18] . Global Substance Registration System. Retrieved . wikidata.org.
  17. [19] . Q2311683. Retrieved . wikidata.org.
  18. [20] . PubChem. Retrieved . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . Hazardous Substances Data Bank. Retrieved . wikidata.org.
  21. [23] . PubChem. Retrieved . wikidata.org.
  22. [24] . ECHA Substance Infocard database. Retrieved . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard. 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). Potassium hydrogen sulfite. Retrieved May 3, 2026, from https://4ort.xyz/entity/potassium-hydrogen-sulfite
MLA “Potassium hydrogen sulfite.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/potassium-hydrogen-sulfite.
BibTeX @misc{4ortxyz_potassium-hydrogen-sulfite_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Potassium hydrogen sulfite}}, year = {2026}, url = {https://4ort.xyz/entity/potassium-hydrogen-sulfite}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Potassium hydrogen sulfite — https://4ort.xyz/entity/potassium-hydrogen-sulfite (retrieved 2026-05-03)

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