Lansurf SML, identified by its chemical name sorbitan monolaurate, is positioned within the HIandI Care sector, specifically targeting home care applications in surface care. This liquid-form solution serves as an effective emulsifier in various formulations. With a primary function as an emulsifier, Lansurf SML finds application in home care, particularly in household cleaners.

CAS Number: 1338-39-2

Functions: Emulsifier

Chemical Family: Sorbitan Esters

Applicable Processes: Leather Manufacturing

Synonyms: E 493, Lauric acid sorbitan ester, Sorbitan lauric acid monoester, Sorbitan monododecanoate, Sorbitan monolauric acid ester, Tween 28

Technical Data Sheet

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Identification & Functionality

Chemical Family
Agrochemical Functions
Cleaning Ingredients Functions

Features & Benefits

Applications & Uses

Applicable Processes
Home Care Applications
Industrial Additives End Use
  • Lansurf SML can be used singularly or in combination with the ester ethoxylates such as Lansurf SML20.
  • This product is hydrophobic and finds use as an emulsifier in many waxes and creams for household applications.
  • Used in combination with the ethoxylates, Lansurf SML is used in textiles, leather treatment, silicone oils and agrochemicals.
  • This product is also found to be readily biodegradable and would not expect to persist indefinitely in the environment.


Physical Form
Amber coloured viscous liquid free from foreign matter (at 25°C)
Insoluble in
Typical Properties
ValueUnitsTest Method / Conditions
Hydrophilic-Lyphophilic Balance Value8--
Viscosity (at 25°C)5000cP-
Specific Gravity (at 20°C)1.04--
Pour Point15.0°C-
Flash Pointmin. 113°CClosed Cup
ValueUnitsTest Method / Conditions
Saponification Value156.0 - 170.0mg KOH/g-
Acid Valuemax. 8mg KOH/g-
Hydroxyl Content330.0 - 380.0mg KOH/g-
Solid Content100.0%-
Active Content100%-

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA
Packaging Information

Lansurf SML can be supplied in bulk road tankers, IBC’s and 200kg nett drums.

Storage & Handling

Storage Conditions
  • Stainless steel, polyethylene or glass lined equipment is necessary for the storage of Lansurf SML in order to prevent corrosion and subsequent contamination.
  • This material can separate on standing and at low temperatures.
  • May require agitation and warming prior to use.