SLS
Your Professional SLS Supplier
Founded in 2015, SHANDONG HUNTEC CHEMICAL CO., LTD specializes in the research, development, and manufacturing of surfactant-related products for the home care, cleaning, and personal care industries. With a professional team of around 100 employees, the company has established stable production and quality management systems to support long-term cooperation with global customers. Our production base is located in Heze City, close to Qingdao Port, providing convenient logistics for international shipments. Our main products include Sodium Lauryl Sulfate (SLS), Sodium Alpha-Olefin Sulfonate (AOS), cationic softeners, and customized surfactant solutions.
Why Choose Us
Our Certificate
Our factory is ISO9001:2008, REACH, and FAMIQS certified. Every batch is inspected by SGS before leaving the factory to ensure reliable quality.
Global Market Presence
Our products are trusted in markets including the Americas, Southeast Asia, and Russia, with 2025 sales reaching $5 million.
Advanced Production Facilities
Equipped with film sulfonation units, dual-flow spray drying units, and a scrape-film drying unit, our factory supports an annual capacity of 10,000 MT.
Customized Solutions
We provide customized surfactant products based on customer requirements, including different formulations and specifications for cleaning and personal care applications.
Sodium Dodecyl Sulphate Sds
Sodium dodecyl sulfate (SDS), also known as sodium lauryl sulfate, is a versatile anionic surfactant with a broad range of applications in cell biology, biochemistry, and various industries. Its amphiphilic nature, characterized by a hydrophobic hydrocarbon tail and a hydrophilic sulfate head group, makes it an effective detergent capable of solubilizing and denaturing proteins, lipids, and other hydrophobic molecules.
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Item |
Specification |
|
Molecular Weight |
288.38 |
|
Appearance |
White Powder / White Flake |
|
Type |
Anionic Surfactant |
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Purity |
≥95.0% / ≥99.0% |
|
Moisture Content |
≤3.0% |
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PH Value (1% Solution) |
7.0–9.5 |
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Melting Point |
204–207 °C |
|
Water Insoluble Matter |
≤0.1% |
|
Solubility |
Soluble in water, slightly soluble in ethanol |
Effective Cleaning Agent: SDS's ability to break down oils and grease makes it invaluable in cleaning formulations.
Protein Analysis: Essential for biochemical research and diagnostics via SDS-PAGE.
Cost-Effective: SDS is relatively inexpensive and widely available.
Versatility: Applicable in diverse fields from cosmetics to scientific research.
Applications of Sodium Dodecyl Sulphate Sds
Personal Care Products
SDS is a key ingredient in shampoos, toothpaste, and bath soaps. It helps to create lather and remove oils and dirt from the skin and hair.
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Industrial Cleaning
It is used in industrial cleaners and degreasers to remove tough stains and grease.
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Pharmaceuticals
SDS is used in the formulation of certain medications and as a solubilizing agent for drugs.
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Biochemistry
In laboratories, SDS is used to denature proteins and disrupt cell membranes, making it a valuable tool in biochemical research.
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Agriculture
It is used as a wetting agent in pesticides and herbicides to improve their effectiveness.
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Understanding the Grades of Sodium Dodecyl Sulfate (SDS)
Reagent Grade SDS
Reagent grade is the highest purity SDS available and is ideal for laboratory research where accuracy and consistency are paramount. This grade is perfect for sensitive experiments like SDS-PAGE, where even trace amounts of impurities can affect results. Reagent-grade Sodium Dodecyl Sulfate is tested to meet stringent quality standards, ensuring reliability and reproducibility in your experiments.
Analytical Grade SDS
Analytical-grade SDS is designed for use in analytical chemistry applications where high precision and minimal contaminants are required. This grade of SDS is commonly used in protein assays, chromatography, and other methods that require accurate chemical composition. Like the reagent grade, analytical-grade SDS ensures minimal impurity levels, though it may be less stringent than the reagent grade.
Technical Grade SDS
Technical-grade SDS is intended for industrial or commercial applications rather than precise laboratory work. It is less pure than the other grades and is typically used in the manufacturing of detergents, cleaning agents, and emulsifiers. While it may not be suitable for sensitive scientific experiments, technical-grade SDS has practical uses in larger-scale industrial processes.
Physical and Chemical Properties
|
Appearance |
White powder or crystals |
|
Odor |
Mild detergent-like |
|
Odor Threshold |
Not available |
|
pH (1% solution) |
7–9 |
|
Melting Point |
204–207°C |
|
Boiling Point |
Not available (decomposes) |
|
Flash Point |
Not applicable |
|
Solubility |
Easily soluble in water, ethanol |
|
Specific Gravity |
1.01–1.06 |
|
Vapor Pressure |
Negligible |
|
Partition Coefficient (n-octanol/water) |
No data |
Stability and Reactivity
Chemical Stability
Stable under normal storage and handling conditions
Possibility of Hazardous Reactions
No dangerous reactions known under normal use
Conditions to Avoid
Heat, moisture, incompatible materials
Incompatible Materials
Strong oxidizing agents, acids, bases
Hazardous Decomposition Products
Sulfur oxides, sodium oxides, carbon oxides
Polymerization
Will not occur
Chemical Composition and Molecular Characteristics
Structural Overview
SDS is composed of a 12-carbon hydrophobic alkyl chain attached to a hydrophilic sulfate group with a sodium counterion. This amphiphilic structure facilitates its function as an effective surfactant. The molecular weight is approximately 288.38 g/mol, and it exhibits high water solubility, which is critical for its role in aqueous environments.
Physicochemical Properties
The critical micelle concentration (CMC) of SDS is around 8 mM at room temperature, indicating the concentration at which micelles form, crucial for its detergent action. SDS reduces surface tension significantly, enabling the emulsification of hydrophobic substances.
How to Choose Sodium Dodecyl Sulphate Sds
Grade and Purity
Select the appropriate grade of Sodium Dodecyl Sulfate based on your application. For protein analysis research, opt for reagent-grade or analytical-grade SDS to ensure high purity and minimal impurities.
Packaging and Quantity
Depending on your laboratory’s usage, consider the packaging size that best fits your needs. Buying in bulk may be cost-effective if you require frequent use, while smaller quantities may be ideal for specific or short-term projects.
Supplier Reputation
Always choose a reliable and reputable supplier to ensure the quality and authenticity of the product.
Price
While choosing the best SDS for your experiments is important, consider your budget as well. Compare prices from different suppliers while ensuring you don’t compromise on quality.
Storage and Handling
Proper storage is essential to maintaining the integrity of Sodium Dodecyl Sulfate. Keep the product in a cool, dry place, away from direct sunlight and moisture. Always check the expiry date and recommended storage conditions before purchasing.
Safety & Precautions for Using Sodium Dodecyl Sulphate Sds
Skin & Eye Irritation: This can cause dryness and irritation; always use gloves when handling concentrated solutions.
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Inhalation Risks: SDS in powdered form may cause respiratory discomfort; use in well-ventilated areas.
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Ingestion Hazards: Not meant for consumption in large quantities; can cause gastrointestinal discomfort.
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Dilution & Proper Handling: Always dilute SDS before use in personal care or industrial applications.
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Storage Precautions: Store in a cool, dry place, away from direct sunlight and moisture.
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Handling and Storage
Safe Handling
Handle in well-ventilated area, use appropriate personal protection, minimize dust creation
Precautions
Avoid contact with eyes, skin, and clothing; wash thoroughly after handling
Storage Requirements
Store in tightly closed container, keep in a cool, dry place away from incompatible substances
Incompatibles
Strong oxidizing agents, strong acids, bases
FAQ
With abundant experience, we're well-known as one of the leading sls manufacturers and suppliers in China. Please feel free to wholesale high quality sls for sale here from our factory. Welcome to view our website for more information.
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