SHEET /m/sodium-lauryl-sulfate · PubChem CID 3423265 · CAS 151-21-3 · REV 2026.07
Sodium lauryl sulfate from source
C12H25NaO4S · 288.38 g/mol
Sodium dodecyl sulfate · Sodium dodecylsulfate · Sodium lauryl sulphate · Sodium dodecyl sulphate
chemical compound
Fig. 1 · 2D structure RDKit
CCCCCCCCCCCCOS(=O)(=O)[O-].[Na+]
Where you'll find it
Not yet mapped to everyday foods or products.
The dose makes the poison inferred
A reported rat oral LD50 for Sodium lauryl sulfate is 1,288 mg/kg, the dose lethal to half the animals tested. Scaled by body mass alone:
“The dose makes the poison” is a cross-species estimate shown as neutral science, not a threshold anyone should act on. Real toxicity depends on the person, not body mass alone.
Toxicity & hazards
Toxicity · LD50
1,288 mg/kg · low toxicity · LD50 rat oral from source
The dose lens above scales this to a body weight.
4 more reported values
- 118 mg/kgLD50 · iv · rat
- 118 mg/kgLD50 · iv · mouse
- 210 mg/kgLD50 · other · rat
- 250 mg/kgLD50 · other · mouse