Sodium carbonate

from source

CNa2O3 · 105.988 g/mol

washing soda · soda · soda ash · Calcined soda

What is Sodium carbonate?

Washing soda: the water softener in laundry powder, the flux that lets glass melt at a workable temperature, and a common pH raiser for pools. from source

CategoryEveryday chemistry

LeaderboardsBiggest Deadliest

Fig. 1 · 2D structure RDKit

SMILESC(=O)([O-])[O-].[Na+].[Na+]

Where you'll find it

Household cleanerswhat else is in it →

Curated by MoleculeFinder from source

Relative acute toxicity from source

Animal study data · LD50

Reported LD50: 2,800 mg/kg · very low toxicity
Species: rat
Route: oral

An LD50 describes acute toxicity under experimental conditions and is not a safe or dangerous dose for a person.

Toxicity & hazards

Toxicity · LD50

2,800 mg/kg · very low toxicity · LD50 rat oral from source

1 more reported value

4,090 mg/kgLD50 · oral · rat

DangerCorrosiveIrritantHealth hazardH304, H318, H319, H332, H335, H336, H370from source

Keep roaming

Where Sodium carbonate leads

Compare with

Sodium carbonate vs Sodium bicarbonate

Sources & methodology

PubChem CID: 10340
Wikidata: Q190227
Structure: PubChem → RDKit
LD50: PubChem
Similar molecules: MoleculeFinder fingerprint similarity
Everyday relationships: MoleculeFinder editorial curation
Data refreshed: September 13, 2026

How MoleculeFinder sources and labels its data