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Sodium hydrogen sulfite

chemical compound
ChemicalSubstance type_of_chemical_entity Q407891
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Sodium hydrogen sulfite

Summary

Sodium hydrogen sulfite is a type of chemical entity[1]. It ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (297 views/month).[2]

Key Facts

  • Sodium hydrogen sulfite's instance of is recorded as type of chemical entity[3].
  • Sodium hydrogen sulfite's chemical structure is recorded as Sodium bisulfite.svg[4].
  • Sodium hydrogen sulfite's CAS Registry Number is recorded as 7631-90-5[5].
  • Sodium hydrogen sulfite's EC number is recorded as 231-548-0[6].
  • Sodium hydrogen sulfite's canonical SMILES is recorded as [Na+].[O-]S(=O)O[7].
  • Sodium hydrogen sulfite's InChI is recorded as InChI=1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1[8].
  • Sodium hydrogen sulfite's InChIKey is recorded as DWAQJAXMDSEUJJ-UHFFFAOYSA-M[9].
  • Sodium hydrogen sulfite's chemical formula is recorded as NaHSO₃[10].
  • Sodium hydrogen sulfite's subclass of is recorded as sodium salt[11].
  • Sodium hydrogen sulfite's subclass of is recorded as inorganic sulfite salt[12].
  • Sodium hydrogen sulfite's subclass of is recorded as acid salt[13].
  • Sodium hydrogen sulfite's Commons category is recorded as Sodium hydrogen sulfite[14].
  • Sodium hydrogen sulfite's MeSH descriptor ID is recorded as C009279[15].
  • Sodium hydrogen sulfite's has part is recorded as oxygen[16].
  • Sodium hydrogen sulfite's has part is recorded as sodium[17].
  • Sodium hydrogen sulfite's has part is recorded as sulfur[18].
  • Sodium hydrogen sulfite's has part is recorded as carbon[19].
  • Sodium hydrogen sulfite's E number is recorded as E222[20].
  • Sodium hydrogen sulfite's Freebase ID is recorded as /m/087g7b[21].
  • Sodium hydrogen sulfite's UNII is recorded as TZX5469Z6I[22].
  • Sodium hydrogen sulfite's RTECS number is recorded as VZ2000000[23].
  • Sodium hydrogen sulfite's ChemSpider ID is recorded as 571016[24].
  • Sodium hydrogen sulfite's PubChem CID is recorded as 656672[25].
  • Sodium hydrogen sulfite's PubChem CID is recorded as 23665763[26].
  • Sodium hydrogen sulfite's PubChem CID is recorded as 18000336[27].

Why It Matters

Sodium hydrogen sulfite ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (297 views/month).[2] It has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[28] It is known by 52 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] ↑ . wikidata.org.
  6. [8] ↑ . PubChem. wikidata.org.
  7. [9] ↑ . PubChem. Retrieved . wikidata.org.
  8. [10] ↑ . PubChem. wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Medical Subject Headings. Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . Freebase Data Dumps. wikidata.org.
  20. [22] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . 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). Sodium hydrogen sulfite. Retrieved May 3, 2026, from https://4ort.xyz/entity/sodium-hydrogen-sulfite
MLA “Sodium hydrogen sulfite.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/sodium-hydrogen-sulfite.
BibTeX @misc{4ortxyz_sodium-hydrogen-sulfite_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Sodium hydrogen sulfite}}, year = {2026}, url = {https://4ort.xyz/entity/sodium-hydrogen-sulfite}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Sodium hydrogen sulfite — https://4ort.xyz/entity/sodium-hydrogen-sulfite (retrieved 2026-05-03)

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