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Sodium Stearate

Sodium Stearate

CAS Number: 822-16-2

Molecular Formula: C18H35NaO2

Purity: ≥95%

SurfactantEmulsifierThickenerSoap BaseEnd use functional additiveREACH (EU), RoHS RegisteredISO 9001 Plant Sodium stearateAlkali Metal Stearates

About Sodium Stearate

Sodium Stearate is the sodium salt of stearic acid and is one of the most common metallic soaps universally preferred. Sodium octadecanoate's amphiphilic structure makes it an effective surfactant, emulsifier, and foaming agent. In applications like solid deodorant sticks or creams, (stearic acid, sodium salt) gelling ...

Synonyms

  • aluminum monostearate
  • aluminum tristearate
  • ammonium stearate
  • calcium stearate
  • magnesium stearate
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Sodium Stearate Specifications

CAS Number
822-16-2
Molecular Formula
C18H35NaO2
IUPAC Name
sodium;octadecanoate
Canonical SMILES
CCCCCCCCCCCCCCCCCC(=O)[O-].[Na+]
InChI Key
RYYKJJJTJZKILX-UHFFFAOYSA-M
InChI
1S/C18H36O2.Na/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20);/q;+1/p-1
EINECS Number
212-490-5
MDL Number
MFCD00036404
UNSPSC Code
12352211
HSN No
29157090
Appearance
White to off-white solid, flakes, or powder
Odor
Slight fatty odor
Melting Point
~245 °C (decomposes)
Purity/Assay
≥95%
Density
~1.02 g/cm³
Solubility
Forms foaming emulsions
pH (aqueous solution)
~8–9
GHS Hazard Statements
H315 (19.3%): Skin corrosion/irritation H318 (19%): Serious eye damage/eye irritation
Precautionary Statement Codes
P264, P264+P265, P280, P302+P352, P305+P354+P338, P317, P321, P332+P317, and P362+P364

Personal Care & Soaps

Primary soap base in bar soaps; foaming agent in detergents; stabiliser in deodorant sticks

Cosmetics

Emulsifier and thickener in creams and ointments

Industrial Uses

Lubricant and release agent in plastics and rubber; stabilizer in coatings

Functional Features

Provides foaming, emulsification, thickening, and surface activity across industries

Temperature

Store at 15–30 °C

Environment

Dry, closed storage; protect from moisture

Protection

Keep sealed in original packaging

Packaging Options

25 kg bags, cartons, drums

Shelf Life

24 months under recommended storage

  1. aluminum monostearate
  2. aluminum tristearate
  3. ammonium stearate
  4. calcium stearate
  5. magnesium stearate

Sodium Stearate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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