Sodium laurate

CAS Number
629-25-4
EC Number
211-082-4

What is Sodium laurate?

Sodium laurate (CAS 629-25-4), also known as sodium dodecanoate, is the sodium salt of lauric acid produced through saponification.

Where is Sodium laurate used?

  • Personal care: primary component in bar soap manufacturing, contributing to lather quality
  • Home care: powder detergents and cleaning bars requiring solid-format surfactancy
  • Textile and leather processing: lubricating and wetting agent improving fiber handling
  • Paper manufacturing: surface modification and sizing where controlled wetting affects sheet quality
  • It also enhances surface treatment during wet processing stages.

Good to know: Buyers should confirm purity levels and fatty acid chain distribution when sourcing for soap or detergent applications, because lauric acid content affects final product performance and stability.

Commercial specifications

  • Higher-purity grades for personal care and cosmetic formulations

Other Names (Synonyms)

Sodium dodecanoate|Dodecanoic acid, sodium salt|Lauran sodny|K146MR5EXO|RefChem:887638|Dodecanoic acid, sodium salt (1:1)|Lauric acid, sodium salt

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What are the physical properties of Sodium laurate?

Melting Point 245 °C
Density 1.102 g/cm³
Appearance slightly yellow powder
Color White to pale yellow
Odor wh. odorless solid
Form Powder or Flakes
Log P 5.028 (est)

How is Sodium laurate classified and handled safely? Learn More

Danger
GHS05· Corrosive GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H318 Causes serious eye damage
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Which trade and regulatory codes apply to Sodium laurate?

HS Code 29159000
UN Number 3077
ADR Class 9
Packing Group III
Storage Class 11 - Combustible Solids
WGK (Germany) 1
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