Sodium Lauryl Sulfate (SLS / K12) | Sodium Dodecyl Sulfate (SDS) CAS 151-21-3 | High Purity Detergent & Surfactant Manufacturer-ZHENGZHOU CLEAN CHEMICAL CO.,LTD

Product Description

Name: Sodium Dodecyl Sulfate (SDS) or Sodium Lauryl Sulfate (SLS), also known as Sodium Laurilsulfate.
CAS No.:151-21-3
Molecular formula: C12H25SO4Na / NaC12H25SO4
EINECS No.: 205-788-1
Appearance: White or cream-colored (Powder or Needles)
Applications: Used as emulsifiers, detergents, fire extinguishers, foaming agents, and textile auxiliaries

🏢 Clean Chemical as a trusted SLS/K12 surfactants manufacturer and supplier.

We offer premium Sodium Lauryl Sulfate (also known as Sodium Dodecyl Sulfate / SDS) in multiple physical forms—powder, needles —to suit your specific industrial, cosmetic, or pharmaceutical applications.

Our SLS delivers exceptional foaming, emulsifying, and cleansing properties.Used as a detergent, emulsifier, and foaming agent in a wide range of products.

Specification OF SLS/K12/SDS

Chemical Name	Sodium Dodecyl Sulfate / Sodium Lauryl Sulfate
Synonyms	SDS, SLS, K12, Dodecyl sodium sulfate
CAS Number	151-21-3
EINECS	205-788-1
Molecular Formula	C12H25NaO4S
Appearance	White to cream-colored powder or needles.
Forms	Needle		Powder
Active Substance (%) (Lab Grade)	>92	>94	>93	>95
Free Oil (%)	<3	<3	<3	<3
Inorganic sulfate (%)	<5	<3	<5.5	<2.5
pH Value (1% Sol)	8 ~ 11	8 ~ 11	7 ~ 10	7 ~ 10
Petroleum Ether Soluble	1.5% Max
Packing	20kg/25kg Kraft Bag or Fiber Drum

Advantages & FAQ

👇 Features & Benefits:

✅ Excellent solubility in water, making it faster to dissolve in production and easier to rinse off in use.
✅ Great compatibility with other surfactants, resulting in great formulating flexibility.
✅ Outstanding foaming and cleaning ability, with good resistance to hard water.
✅ Particularly suitable for making high-quality toothpastes.
✅ We have strong cooperation with DHL ,TNT,FEDex, EMS,China Air Post, you also can choose your own shipping forwarder.

💡 Stability/Shelf life:

✅ Stable at a wide pH range, except in strong acid and alkali.
✅ Pack in tight-closed bags; Store in a dry, ventilated and cool place; Kept away from direct sun and water.
✅ Under proper storage conditions, the shelf life of SLS is 24 months.

🧪 Recommended dosage:

The recommended dosage of SLS in detergents and personal care products is 1.0%-20.0%.

🧐 Difference between SDS and SLS?

Q: Is Sodium Dodecyl Sulfate (SDS) the same as Sodium Lauryl Sulfate (SLS)?
A: Yes, they refer to the same chemical compound with CAS 151-21-3. "SDS" is more common in scientific contexts, while "SLS" is frequently used in industrial and cosmetic applications.

Product Application

🧼 Detergent & Cleaning Industry: Primary surfactant in laundry detergents, dishwashing liquids, and industrial cleaners.
🛁 Cosmetics & Personal Care: Foaming agent in toothpaste, shampoo, shower gel, and hand soap.
🔬 Laboratory Research: High-purity SDS is essential for protein denaturation in DNA extraction and SDS-PAGE electrophoresis.
🧪 Emulsion Polymerization: Emulsifier in the production of synthetic rubber, plastics, and latex.
⏳ Textile & Leather Processing: Used as a wetting and leveling agent.
🏭 Industrial Cleaning: Used in floor cleaners, engine degreasers, and car wash liquids.

Package & Shipping

🔹 Needle Form:

SLS/K12/SDS Needles 25kg Composite Bag.

🔹 Powder Form:

SLS/K12/SDS Powders 20kg Composite Bag.

🚢 Shipping:

within 30 days after receiving your deposit.

Our services

Prompt response: Any inquirys will be replied within 24 hours.
Flexible Payment:We can supply flexible payment term according to customer required.
Quality Guarantee:Cooperate with research institutions, we strictly control the process from raw material to finished product.
Tracking anytime:All the document and cargo information will supplied on time.
Free Sample:We have strong cooperation with DHL ,TNT,FEDex, EMS,China Air Post, you also can choose your own shipping forwarder.