Sodium laurate

CAS Number
629-25-4
EC Number
211-082-4
Chemical Formula
C12H24O2.Na
Molecular Weight
222.30 g/mol

Description

Sodium laurate (CAS 629-25-4), also known as sodium dodecanoate, is the sodium salt of lauric acid produced through saponification. It functions as a surfactant and emulsifier across personal care, cleaning, and industrial processing applications. Buyers source it primarily as a soap-forming agent and surface-active ingredient in both formulated products and manufacturing processes. In personal care, it is a primary component in bar soap manufacturing, contributing to lather quality.

Home care formulators incorporate it into powder detergents and cleaning bars where solid-format surfactancy is required. Textile and leather processors use it as a lubricating and wetting agent to improve fiber handling. It is also used during wet processing stages to enhance surface treatment. In paper manufacturing, it supports surface modification and sizing operations where controlled wetting behavior affects final sheet quality.

Sodium laurate is supplied as a white to off-white powder or flake. Technical grade is the standard offering for industrial and manufacturing applications, while higher-purity grades are available for personal care and cosmetic formulations. Buyers should confirm purity levels and fatty acid chain distribution when sourcing for soap or detergent applications. This is critical because lauric acid content directly affects the final product performance and stability.

Other Names (Synonyms)

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

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

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)

Documentation

Safety & Handling 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.

Trade & Regulatory

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