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MES Series Sodium Fatty Acid Methyl Ester Sulfonate for Liquid Detergent
RAW MATERIAL
MES

MES Series Sodium Fatty Acid Methyl Ester Sulfonate for Liquid Detergent

MES is a biodegradable anionic surfactant derived from renewable fatty-acid feedstock, offering strong detergency, hard-water resistance, and versatile use in liquid detergent and cleaning formulations.

Chemical Name
Sodium Fatty Acid Methyl Ester Sulfonate
EINECS
297-163-5
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PRODUCT OVERVIEW

Product Description

MES Series Sodium Fatty Acid Methyl Ester Sulfonate is an anionic surfactant produced from renewable fatty-acid-based feedstock and intended for detergent and cleaning applications. MES provides strong detergency while requiring relatively low usage levels compared with many conventional anionic surfactants. It also offers good resistance to hard water and is suitable for a broad range of household and industrial cleaning formulations. The product is supplied in different physical and active-matter grades, including pure powder, flake, and zeolite-containing powder variants.
KEY PROPERTIES

Product Characteristics

Biodegradable anionic surfactant.
Strong detergency performance.
Good resistance to hard water.
Available in powder, flake, and zeolite-containing grades.
Suitable for household and industrial detergent systems.
TECHNICAL SPECIFICATIONS

Specification Data

Specification MES-86 (pure powder) MES-89 (flake) MES-76 powder (15% zeolite)
Appearance White or light yellow powder Light yellow flake White or light yellow powder
Active matter by wt % 86.0 max 86.0 max 76.0 max
Odor Soapy Soapy Soapy
pH value (25ºC, 1% am) 4.5-7.0 4.5-7.0 4.5-7.0
Moisture by wt % 3.5 max 3.5 max 3.5 max
Disodium salt by wt % 5.0 max 5.0 max 5.0 max
Color 5% Am.aq.sol 100 max 100 max 100 max
APPLICATIONS

Typical Uses

✓
Used in household cleaning products such as laundry detergents, liquid detergents, tableware detergents, floor cleaners, and multi-purpose cleaners.
✓
Used in textile cleaning processes including soaping, refining, and degreasing applications.
✓
Used in leather-processing formulations such as leather degreasers and fatliquoring systems.
✓
Used as a flotation agent in mineral-processing applications.
✓
Used as a solubilizing component in oil-in-water systems.
✓
Suitable for selected rubber-industry applications.
STORAGE & HANDLING

Handling Guidance

Store in suitable sealed packaging under clean and dry storage conditions. Protect from direct sunlight, moisture, contamination, and incompatible materials. Handling, packaging, and storage requirements should follow the applicable supplier SDS, COA, and technical documentation.
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