INCI Name:

Sodium C14-16 Olefin Sulfonate


Stepan Company

BIO-TERGE® AS-40 is an aqueous solution of alpha olefin sulfonate which is produced by the continuous sulfonataion of alpha olefins via Stepan's falling film which minimizes the formation of disulfonates thereby offering a consistent high quality product.

BIO-TERGE® AS-40 is an ideal surfactant for a variety of detergent and personal care applications including hand soaps, shampoos, and bath products. It offers the formulator excellent viscosity and foam characteristics, as well as improved mildness over lauryl sulfates. It is more stable than alcohol sulfates over a broad pH range.



Stepan Company manufactures anionic surfactants and cationic, nonionic, anionic and amphoteric surfactants and surfactant blends for Personal Care and Cosmetics. Products include sodium methyl 2-sulfolaurate, disodium 2-sulfolaurate, sodium lauryl sufloacetate, disodium laureth sulfosuccinate, cetyl betaine, lauryl lactyl lactate, glyceryl caprylate, caprate, sodium lauroyl and more.

Company Documents

Where to Buy

Stepan Company

Are you a distributor who is interested in being listed here? Contact us!
Stepan Company makes their documentation available in the regions indicated below:


Chemical Class Categories Functionality Categories
The information presented here was acquired by UL from the producer of the material.  UL makes substantial efforts to assure the accuracy of this data.  However, UL assumes no responsibility for the data values and strongly encourages that upon final material selection data points are validated with the material supplier.

UL Supply Chain Information for BIO-TERGE® AS-40

Prospector Tools: UL Supply Chain

As part of our never-ending quest to solve safety challenges, we are committed to providing you with the information and tools you need for smarter, and safer, supply chain management. Learn more.

Regulatory Information BETA

Login to view regulatory information below

CAS Name (Number) & Document Compliance
Alkenes, C>10 .alpha.- (64743-02-8) Log in
Sodium sulfate (7757-82-6) Log in
Sulfonic acids, C14-16-alkane hydroxy and C14-16-alkene, sodium salts (68439-57-6) Log in
Water (7732-18-5) Log in
Formaldehyde (50-00-0) Log in
Please Note: information is updated quarterly. Please check with the regulating body for the most updated information.