Sodium Dodecyl Sulfate丨CAS 151-21-3

Sodium Dodecyl Sulfate丨CAS 151-21-3
Product Introduction:
CAS No.: 151-21-3
Assay/Grade: EP11/99%min/95%min/CP2020
Product Name: Sodium dodecyl sulfate
Molecular Formula: C12H25NaO4S
Molecular Weight: 288.38
Synonym(s): Sodium dodecylsulfate
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Technical Parameters
Description

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Best Sodium Dodecyl Sulfate丨CAS 151-21-3

 

Sodium Dodecyl Sulfate (CAS 151-21-3) is a versatile anionic surfactant recognized for its efficient wetting, emulsifying, dispersing, and foaming performance. It is widely incorporated into personal care formulations, pharmaceutical applications, laboratory reagents, industrial cleaners, and specialty chemical processes where consistent quality and reliable functionality are essential.

 

Specifications

 

LEAPChem supplies various grades of Sodium Dodecyl Sulfate (CAS 151-3) to meet the requirements of personal care, pharmaceutical, laboratory, and industrial applications. Manufactured under strict quality standards, our SDS products provide reliable wetting, emulsifying, dispersing, and foaming performance, with flexible specifications available to support diverse1-2 formulation and production needs.

 

Catalog ID: SS145864, 92% needle

 

Sodium Dodecyl Sulfate (SDS) SS145864

 

Applications:

Sodium Dodecyl Sulfate (SDS) SS145864 is widely used as a base ingredient in toothpaste formulations and mid-range personal care products. It is commonly applied in foaming systems for standard toothpaste, mass-market shampoos, body washes, and household dishwashing detergents. It is also used in textile cleaning auxiliaries and conventional industrial cleaning formulations.

 

Catalog ID: SS145866, 93%powder

 

Sodium Dodecyl Sulfate (SDS) SS145866

 

Applications:

Sodium Dodecyl Sulfate (SDS) SS145866 is widely used in industrial cleaners and household detergent powders. It is particularly suitable for laundry powders, heavy-duty oil stain cleaners, textile scouring agents, leather degreasing agents, and paper deinking auxiliaries, providing effective cleaning, wetting, and emulsifying performance in various formulations.

 

Catalog ID: SS145867, 94%needle

 

 

Sodium Dodecyl Sulfate (SDS) SS145867

 

Applications:

Sodium Dodecyl Sulfate (SDS) SS145867 is suitable for high-end personal care formulations, pharmaceutical topical excipients, and emulsion polymerization processes. It is used in premium facial cleansers, baby care products, pharmaceutical ointment emulsification and dispersion systems, as well as acrylic and styrene-butadiene latex polymerization. It can also serve as a wetting agent in precision electroplating applications.

 

Catalog ID: SS145869, 95%powder

 

 

Sodium Dodecyl Sulfate (SDS) SS145869

 

Applications:

Sodium Dodecyl Sulfate (SDS) SS145869 is suitable for pharmaceutical formulations, biochemical research, and high-performance specialty applications. It is used as a wetting agent in pharmaceutical tablets, a basic reagent in protein extraction and laboratory studies, and a functional additive in advanced pigment dispersion and specialty foam extinguishing systems. Due to its purity requirements and specialized positioning, these grades are mainly supplied to fine chemical manufacturers, pharmaceutical companies, and biotechnology reagent producers for professional applications.

 

Catalog ID: SS145863, 99%powder

 

Sodium Dodecyl Sulfate SS145863

 

 

Applications:

Biopharmaceutical Research:
Sodium Dodecyl Sulfate SS145863 is widely used in protein and nucleic acid research as an essential component in buffer systems. It is a key reagent in SDS-PAGE gel electrophoresis for protein separation and is also applied in protein extraction and purification processes during drug discovery and biotechnology research.

Pharmaceutical Applications:
In pharmaceutical formulations, SDS can serve as a wetting and dispersing excipient to improve the stability and uniformity of active ingredients. It is also used in pharmaceutical manufacturing facilities for cleaning and removing residues from production equipment.

Food and Packaging Applications:
SDS can be applied as a processing aid in food-related manufacturing processes, supporting foaming and emulsification functions. It may also be used as a dispersing additive during the production of certain food packaging materials.

Industrial and Chemical Applications:
SDS is widely utilized as an emulsifying and stabilizing agent in acrylic and styrene-acrylic emulsion polymerization. It is also used as a foaming and dispersing component in coatings, adhesives, industrial cleaning formulations, and water treatment systems.

 

Catalog ID: SS141078, EP11

 

 

EP-grade Sodium Dodecyl Sulfate SS141078

 

Applications:

Pharmaceutical Manufacturing:
EP-grade Sodium Dodecyl Sulfate SS141078 is used in pharmaceutical production for oral tablets, hard capsules, and topical cream formulations. It functions as a wetting agent, disintegration aid, emulsifier, and solubilizer to improve the dispersion and release performance of active pharmaceutical ingredients.

Personal Care Applications:
With low residual alcohol content and controlled impurity levels, high-purity SDS is suitable for premium personal care formulations, including medical toothpaste, professional skincare products, and repair-focused cosmetic cleansing systems.

Food Processing Applications:
EP-grade SDS can be used as a food processing aid permitted under relevant European regulations (E487). It is applied in specific food processing procedures, such as emulsification and foaming processes for egg products, gelatin confectionery, and fruit juice ingredients, under strict usage limits.

Specialty Fine Chemical Applications:
High-purity SDS is used as a specialized emulsifier in medical latex and medical dressing adhesive systems. Controlled levels of free alcohols, inorganic salts, and heavy metal impurities help maintain formulation stability and reduce the risk of phase separation in pharmaceutical-grade adhesive materials.

 

Catalog ID: SS101579, CP2020

 

 

Sodium Dodecyl Sulfate SS101579

 

Applications:

1. Pharmaceutical Excipient for Multiple Formulations
Sodium Dodecyl Sulfate SS101579 is a pharmacopeia-grade excipient compliant with the Chinese Pharmacopoeia (2020 edition). It is widely used in oral solid dosage forms, including tablets and capsules, as well as topical formulations such as creams, where it functions as a wetting agent, dispersant, and formulation aid.

2. Standard Cleaning Component for GMP Manufacturing Areas
With excellent cleaning efficiency and low residue characteristics, SDS is used in pharmaceutical manufacturing facilities as a functional cleaning component. It helps maintain GMP-compliant production environments and supports contamination control during equipment and process cleaning.

3. High-Purity Personal Care and Oral Care Applications
In oral care products, SDS is used as a foaming agent in pharmaceutical-grade toothpaste formulations. Its controlled impurity profile, including strict limits on fatty alcohol composition, sodium chloride, and unsulfonated substances, makes it suitable for premium cleansing and repair-focused personal care formulations with enhanced mildness requirements.

4. Emulsifier for Pharmaceutical Polymer Systems
In specialty polymer applications, SDS serves as an important emulsifier and dispersing agent in pharmaceutical-grade latex systems, such as medical gloves and medical dressing adhesive materials, helping improve polymer stability and formulation consistency.

 

Transportation Information of Sodium Dodecyl Sulfate丨CAS 151-21-3

 

Parameter

Specification

UN Number

1325

Class

4

H.S. Code

3402310000302

Stability & Reactivity

Stable, react with strong oxidizing agents

Storage

Store in a closed, dry, ventilated place, away from heat and fire

Condition to Avoid

Strong heat

Chemical Identifiers

 

InChI InChI=1S/C12H26O4S.Na/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15;/h2-12H2,1H3,(H,13,14,15);/q;+1/p-1
InChI Key DBMJMQXJHONAFJ-UHFFFAOYSA-M
Smiles CCCCCCCCCCCCOS(=O)(=O)[O-].[Na+]
EC No. 205-788-1
MDL No. MFCD00036175
PubChem CID 3423265

 

 

 

 

Applications

 

Life Science & Biotechnology

Widely used as a protein denaturing agent in biochemical research, especially in SDS-PAGE electrophoresis for protein separation and molecular biology experiments.

Pharmaceutical Industry

Applied as a formulation aid, solubilizing agent, and surfactant in pharmaceutical research and drug delivery studies to improve dispersion and stability.

Cosmetic & Personal Care Industry

Used as a cleansing and foaming agent in shampoos, facial cleansers, body washes, and other personal care formulations.

Chemical & Industrial Applications

Applied as an emulsifier, wetting agent, and detergent in coatings, textile processing, cleaning products, and specialty chemical formulations.

 

 

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