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PETRESUL 550-Q is a specific linear alkylbenzene sulfonic acid (LABSA) primarily dedicated to the production of anionic surfactants, particularly linear alkylbenzene sulfonate (LAS). LAS holds a significant position in the market as a major anionic surfactant employed in various household detergents. It plays a crucial role in products like laundry powders, liquid laundry detergents, dishwashing solutions, and multipurpose cleaners. Additionally, this versatile compound extends its use to diverse industries, making it a key component in numerous applications.

Chemical Name: Benzenesulfonic acid, 4-C10-13-sec-alkyl derivs.

CAS Number: 85536-14-7

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Identification & Functionality

CASE Ingredients Functions

Applications & Uses

Base Chemicals End Uses
Product Application

PETRESUL® 550-Q (LABSA) is exclusively used in the production of anionic surfactants (LAS). LAS is one of the major anionic surfactants used in the market for household detergents, such as laundry powders, laundry liquids, dishwashing products and all - purpose cleaners, as well as other minor applications in a wide range of different industries

Properties

Physical Form
Appearance
Viscous brown liquid
Typical Properties
ValueUnitsTest Method / Conditions
OdourSulphur dioxide
Klett Color (5% A.M.)20.0
Active Matter (Alkylbencene sulfonic acid)96.5% (wt)
Unsulfonated Organic Matter (Free oil)1.8% (wt)
Free Sulphuric Acid1.1% (wt)
Average Molecular Weight321.0g/mol
Water Content0.5% (wt)
Viscosity (at 25°C)1350.0cSt
Density (at 25ºC)1.075g/ml
Pour Point-12.0ºC
Total Acidity183.0mg KOH/g

Safety & Health

Health and Safety Information

The product is classified as hazardous for health and the environment. Put on appropriate personal protective equipment according to the safety data sheet. Use wear gloves, eye and face protection for safe use of the product. Avoid release to the environment. See more details regarding the precautionary statements on safe use, storage and disposal in the safety data sheet.

Packaging & Availability

Packaging Information

Available in trucks, isotanks, IBCs and drums.

Storage & Handling

Shelf Life
6 months
Storage Conditions
  • Store in accordance with local regulations away from direct sunlight.
  • Recommended storage temp: 30-40ºC. At lower temperatures, its viscosity can lead to pumping problems.
  • Tank material: Stainless steel 316. Carbon steel with coatings.SO3 gasses can accumulate in storage tanks.
  • Storage should not exceed six months from the manufacturing date