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Chemical substance record

Sodium chlorite

7758-19-2ClO2.Na90.441 g/mol
Salt and Compound WithChEBI source record

An inorganic sodium salt in which chlorite is the counterion. — ChEBI

Safety references

Safety documents & references

1 indexed references
JP · NITE

Government GHS classification

1109 · FY2006

View classification

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Safety guides and government classification records are not a manufacturer’s SDS. Match supplier, product number, concentration, physical form, region and revision before using a document.

Identity & molecular properties

Source-linked values
CAS number7758-19-2ChEBI ↗
Molecular formulaClO2.NaChEBI ↗
Molar mass90.441 g/molChEBI ↗
Monoisotopic mass89.94845 DaChEBI ↗
Formal charge0ChEBI ↗
ChEBI identifierCHEBI:78667ChEBI ↗

Cross-source molecular data

PubChem
Molar mass90.44 g/molPubChem ↗
Exact mass89.9484512 DaPubChem ↗

PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.

Names & structural identifiers

Copy any identifier
sodium chlorite
sodium chlorite
UKLNMMHNWFDKNT-UHFFFAOYSA-M
O=Cl[O-].[Na+]
InChI=1S/ClHO2.Na/c2-1-3;/h(H,2,3);/q;+1/p-1

Classification & relationships

ChEBI ontology

Roles recorded in ChEBI

oxidising agent

Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.

Safety classification · Japan

NITE / Japanese government
Japan · FY2006 source classification
Sodium chlorite · 1109
EndpointReported classification
Oxidizing solidsCategory 2
Acute toxicity (Oral)Category 3
Acute toxicity (Dermal)Category 2
Acute toxicity (Inhalation: Dusts and mists)Category 2
Skin corrosion/irritationCategory 2
Serious eye damage/eye irritationCategory 2A-2B

Selected source-reported endpoints. Other endpoints, rationales and conditions remain in the original classification. Missing or unlisted information does not mean non-hazardous. This is not a global classification or transport decision.

Read the original NITE classification

Mass ↔ amount of substance

Calculated from sourced mass
Equivalent amount
0.0110569 mol

Uses 90.441 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.

Elemental composition

Theoretical mass fractions
Cl
Chlorine · 1 atom
39.20%
O
Oxygen · 2 atoms
35.38%
Na
Sodium · 1 atom
25.42%

Calculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.

Research & patent references

Selected source associations
A case of sodium chlorite toxicity managed with concurrent renal replacement therapy and red cell exchange. ↗Journal of medical toxicology : official journal of the American College of Medical Toxicology · 2013 Mar · PMID 22996135

Sources & record history

Checked 27 Sep 2026
EMBL-EBI ChEBI · CHEBI:78667

Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0

NCBI PubChem · CID 24452 · retrieved 2026-09-27

PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.