SDS Sodium Dodecyl Sulfonate CAS 2386-53-0

(SDS Sodium Dodecyl Sulfonate CAS 2386-53-0)

Overview of SDS Sodium Dodecyl Sulfonate

SDS (Sodium Dodecyl Sulfonate) is a widely used anionic surfactant, also known as sodium lauryl sulfonate. It is composed of long-chain alkyl and sulfonic acid groups, and has excellent wetting, emulsifying, dispersing, and solubilizing properties. SDS has extensive applications in various fields such as chemical industry, detergent manufacturing, biological laboratories, and personal care products.

Characteristic of SDS Sodium Dodecyl Sulfonate

Physical properties: SDS is a white or slightly yellowish amorphous powder with hygroscopicity. It is easily soluble in water, forming transparent or semi transparent solutions, and the aqueous solution is neutral or weakly alkaline. In addition, SDS also has good thermal stability and can maintain its property stability at higher temperatures.

Surface activity: SDS is an anionic surfactant with the ability to dilute the surface tension and interfacial tension of water. This enables it to play an important role in many applications, such as detergents, emulsifiers, dispersants, etc.

Biocompatibility: SDS has good biocompatibility and low cytotoxicity to cells. This makes it widely used in biomedical fields such as protein electrophoresis, cell culture, gene transfection, etc.

Safety: SDS is safe under normal usage conditions, but high concentrations or prolonged exposure may spawn irritation to the eyes, skin, and respiratory tract. Therefore, it is necessary to follow the relevant safety operating procedures when using.

Technical Parameter of SDS Sodium Dodecyl Sulfonate

Application of SDS Sodium Dodecyl Sulfonate

Detergents, cleaning agents, and personal care products: Due to their excellent surface activity and cleaning ability, SDS is widely used in detergents, cleaning agents, and personal care, such as laundry detergent, liquid shampoo, shower gel, etc. It can quickly reduce the surface tension of the liquid surface, playing a good role in foaming and cleaning.

SDS is used as a detergent and cleaner

Food Industry: SDS is also used as a processing aid in the food industry, such as in cakes, beverages, proteins, fresh fruits, fruit juice beverages, edible oils, etc.

SDS used in the food industry

Biological research: In biological research, SDS is often used as an ionic detergent, especially in protein electrophoresis. It can uniformly carry negative charges on proteins in protein samples, facilitating vertical migration in an electric field for protein separation and detection. In addition, SDS is also used as a key component of nucleic acid purification reagents, which can quickly destroy tissue structure and inhibit the activity of certain enzymes.

Company Profile

NANOTRUN(www.rboschco.com) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.If you are looking for high-quality SDS Sodium Dodecyl Sulfonate, please feel free to contact us or click on the needed products to send an inquiry. 

Payment Term

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment Term

By sea, by air, by express, as customers request.

Storage Conditions:

1. Avoid damp environments:

SDS is water-soluble, so during storage, it should be ensured that the environment is dry to prevent moisture or moisture from entering the container. Dampness may cause SDS to clump or reduce its performance.

2. Cool and ventilated:

SDS should be stored in a cool and well ventilated place. High temperature may cause its decomposition or deterioration, so exposure to direct sunlight or high temperature environments should be avoided.

3. Avoid chemical contact:

SDS is a chemical substance and should be avoided from contact with acids, bases, or other chemical reagents. These substances may react with SDS, leading to changes in its performance or the production of harmful substances.

4. Sealed container:

Ensure that the SDS container is tightly sealed to prevent moisture or impurities from entering the air. If the container is not tightly closed, SDS may absorb moisture and lose its original performance.

5. Avoid physical stimulation:

When storing and handling SDS, strong physical stimuli such as impact or vibration should be avoided. These stimuli may cause container rupture or SDS clumping.

6. Identification and recording:

Clearly label the storage containers of SDS, record their name, quantity, production date, and expiration date. This helps to track and manage the storage status of SDS, ensuring its use within its validity period.

7. Regular inspections:

Regularly check the storage status of SDS, including the integrity of the container, the status of SDS, and whether there are any leaks. If problems are found, timely measures should be taken, such as replacing containers or dealing with leaked SDS.

FAQ

Q1

What are the unique chemical and physical properties of SDS compared to other types of surfactants?

Re:SDS, as an anionic surfactant, has unique chemical and physical properties. Its molecular structure contains long-chain alkyl and sulfonate groups, which makes SDS both oleophilic and hydrophilic. This amphiphilic property enables SDS to effectively reduce the surface tension of water and form a stable emulsion layer or foam on the interface. In addition, SDS also has good solubility and stability, and can maintain its surfactant properties over a wide pH range.

Q2

How to adjust the concentration of SDS in practical applications to achieve the best washing or emulsifying effect?

Re:In practical application, adjusting the concentration of SDS is the key to achieve the best washing or emulsification effect. Usually, the optimal concentration range of SDS can be determined through experiments or experience. In washing applications, higher SDS concentration can provide stronger decontamination ability, but too high concentration may cause too viscous washing solution or too much foam. Therefore, it is necessary to balance the concentration of SDS based on the washing object and the type of dirt. In emulsification applications, the concentration of SDS should be sufficient to form a stable emulsion layer, but too high a concentration may increase the viscosity of lotion.

Q3

How to evaluate the biodegradability and environmental friendliness of SDS?

Re:The biodegradability and environmental friendliness assessment of SDS typically involves multiple aspects. Biodegradability can be evaluated by measuring the degradation rate of SDS under microbial action. Generally speaking, SDS can be decomposed by microorganisms into carbon dioxide and water under suitable conditions, indicating its good biodegradability. Environmental friendliness requires consideration of the concentration and persistence of SDS in the environment, as well as its potential impact on ecosystems. This includes toxicity testing for aquatic organisms, soil microorganisms, etc., as well as ecological risk assessment.

Q4

What are the key steps and control points in the production process of SDS to ensure product quality and safety?

Re:The key steps and control points to ensure product quality and safety in the production process of SDS include raw material selection, reaction condition control, product purification, and quality control. Firstly, high-quality raw materials such as dodecanol and sulfuric acid should be selected to ensure the purity and performance of the final product. Secondly, the control of reaction conditions is crucial, including temperature, pressure, reaction time, etc., to ensure that the reaction can proceed smoothly and generate the target product SDS. In addition, the product purification process is also crucial, as impurities and by-products are removed through steps such as crystallization, filtration, and drying to obtain high-purity SDS. Finally, quality control is an important step in ensuring product safety and performance meets requirements, including chemical analysis, physical performance testing, and microbiological testing of the product.

Q5

What are the stability and long-term preservation of SDS, and what factors should be noted?

Re:The stability and long-term preservation of SDS are usually good, but some factors need to be taken into consideration to ensure its quality and performance. Firstly, storage conditions are crucial, and SDS should be stored in a dry, cool, and well ventilated room, avoiding direct sunlight and high temperatures. In addition, it is necessary to avoid contact with chemical substances such as acids and bases to prevent chemical reactions from occurring and causing deterioration. At the same time, attention should be paid to preventing SDS from absorbing moisture or moisture, as this may cause it to clump or reduce its surface activity performance. During storage, the quality and performance of SDS should also be regularly checked and tested to ensure its stability and effectiveness.