SHEET /m/sodium-hydroxide · PubChem CID 14798 · CAS 1310-73-2 · REV 2026.07
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Sodium hydroxide
from sourceHNaO · 39.997 g/mol
caustic soda · lye · soda lye · sodium hydrate
What is Sodium hydroxide?
Lye, the caustic base of drain cleaner and oven cleaner, and the thing that turns fat into soap. It is corrosive to skin on contact. from source
CategoryEveryday chemistry
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Fig. 1 · 2D structure RDKit
SMILES
[OH-].[Na+]Where you'll find it
Curated by MoleculeFinder from source
Toxicity & hazards
Toxicity · LD50
40 mg/kg · highly toxic · LD50 mouse other from source
1 more reported value
- 1,350 mg/kgLD50 · dermal · rabbit
DangerCorrosiveIrritantHealth hazardH290, H314, H315, H318, H319, H335, H370from source