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Linear Alkylbenzene Sulfonate (LAS Sodium)
Identification
Synonyms: LAS Sodium; Linear Alkylbenzene sulfonic acid sodium salt;Sodium Linear Alkylbenzene Sulfonate; Dodecyl benzenesulfonic acid sodium salt; Sodium Laurylbenzenesulfonate; Sodium dodecyl benzenesulfonate; Dodecyl benzenesulfonic acid, sodium salt; Sodium dodecylphenylsulfonate
CAS No.: The mixture of CAS 25155-30-0, 1322-98-1, 27636-75-5, 26248-24-8 etc
EC #: the mixture of 246-680-4, 215-347-5, 248-583-2 and 247-536-3
Molecular Weight: 340~352
Molecular Formula: R-C6H4-SO3Na (R=C10~C13)
Melting Point: >300 deg. C
Preparation
Linear Alkylbenzene Sulfonate (LAS) can be obtained by neutralizing linear alkylbenzen sulfonic acid with caustic soda.
Application
Linear Alkylbenzene Sulfonate (LAS) is an anionic surfactant used primarily in household laundry and dishwishing cleaning products; LAS is also used in some industrial applications
Specification*
| Items | Specification |
|---|---|
| Active substance (Linear Alkylbenzene Sulfonate, LAS) | 68~72%; 78~82%; 82~88% |
| pH value (1% aqueous sol.) | 8~11 |
| bulk density | 68~72%: 0.18% min. 78~82%:0.28% min. 82~88%: 0.28% min. |
| water | 5.0% max. |
| solubility in water | 100% soluble, clear (optional) |
| appearance | white or off-white powder, 20 to 80 mesh |
Standard Packaging
10kg or 12.5kg/woven bag.
10000kg/20'FCL; 20000kg/40'container (No pallet)
Risks and Safety Information
Linear Alkylbenzene Sulfonate (LAS) is not regulated by UN as hazardous substance
Safe for air, sea and land transportation
Very hygroscopic. Avoid humid condition. Keep bag air-tight
For more information, please see MSDS