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289957 Aldrich

Sodium dodecylbenzenesulfonate

technical grade

Synonym: Dodecylbenzenesulfonic acid sodium salt, SDBS




1 kg in poly bottle

10 kg in poly drum

25, 500 g in poly bottle


Sodium dodecylbenzenesulfonate was used to fabricate amperometic biosensors for glucose.

General description

Sodium dodecylbenzenesulfonate (SDBS) acts as a surfactant in the ionic self-assembly reaction of cyclophane BIMCP-1.

Price and Availability

LC-MS Grade Solvents and Reagents

Screeing simplified
Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Personal Protective Equipment 
WGK Germany 


Certificate of Analysis

Certificate of Origin

Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
How do I get lot-specific information or a Certificate of Analysis?
A Certificate of Analysis is available by lot number and can be obtained through our Advanced Search Option: http://www.sigmaaldrich.com/catalog/AdvancedSearchPage.do
What does “Technical Grade" in the description of Product 289957, Sodium dodecylbenzenesulfonate?
Products listed as “technical grade” are meant to be used for general purposes and are not always assigned a minimum standard for purity. Particularly, this product can contain various position isomers, isomers of various chain lengths or branched isomers.
What is the expected pH range of Product 289957, Sodium dodecylbenzenesulfonate, in solution?
Although we do not test the pH during our quality control process, we would expect the pH of a 10% aqueous solution to be between 6.0 and 9.5.
What are the other species in this technical grade product Product 289957, Sodium dodecylbenzenesulfonate?
We do not identify or quantify the potential impurities in this product; however, some potential impurities may be salts like sodium chloride and sodium sulfate, petroleum ether and water.
How do I find price and availability?
There are several ways to find pricing and availability for our products.  Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers. 
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS. To access the shipping information for this material, use the link on the product detail page for the product, or search here. 
My question is not addressed here, how can I contact Technical Service for assistance?
Use the option to the right to "Ask a Question" by email of a Technical Service Scientist.
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