Lignosulfonic acid sodium salt
Lignosulfonic acid sodium salt (CAS: 8061-51-6) is a complex anionic polymer derived from lignin. This versatile material, primarily sourced from wood pulp, functions as a dispersing agent, binder, and complexing agent. Its applications span various industrial sectors, including concrete admixtures, animal feed pelleting, and dust suppression. Tech Serve Solutions supplies this compound for research and industrial applications, ensuring consistent quality.

Concrete Admixtures
As a water-reducing agent, lignosulfonic acid sodium salt improves the workability and strength of concrete by dispersing cement particles. It is widely used in the construction industry to enhance concrete performance and reduce water requirements.
Animal Feed Pelleting
This compound acts as a pellet binder in the production of animal feed. It improves the durability and handling characteristics of feed pellets, ensuring efficient nutrient delivery to livestock.
Dust Suppression
Lignosulfonic acid sodium salt is effective in controlling dust on unpaved roads and industrial sites. Its hygroscopic nature helps to bind fine particles, reducing airborne dust and improving air quality.
Dispersing Agent
Its anionic nature allows it to function as an excellent dispersant for various particulate systems, including dyes, pesticides, and ceramics, preventing agglomeration and ensuring uniform distribution.
| Solubility | H2O: soluble |
|---|---|
| pH | 3.5 (10 wt. %) |
| Impurities tested | 20 wt. % reducing sugars5 wt. % total sulfur |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Lignosulfonic acid sodium salt used for?
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Lignosulfonic acid sodium salt is used as a concrete admixture, animal feed pellet binder, dust suppressant, and general dispersing agent in various industrial applications.
What is the CAS number and formula for Lignosulfonic acid sodium salt?
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The CAS number for Lignosulfonic acid sodium salt is 8061-51-6. The chemical formula is not explicitly defined due to its polymeric nature but it is derived from lignin.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Lignosulfonic acid sodium salt primarily as a technical or industrial grade material. The product contains impurities such as 20 wt.% reducing sugars and 5 wt.% total sulfur. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for Lignosulfonic acid sodium salt?
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When handling Lignosulfonic acid sodium salt, it is recommended to use safety equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne dust is present. The WGK Germany classification is 1, indicating it is slightly hazardous to water.
How is Lignosulfonic acid sodium salt packaged and exported?
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Lignosulfonic acid sodium salt is available in various packaging options suitable for industrial use and is exported globally by Tech Serve Solutions, adhering to international shipping regulations.
How can I request a sample or quote for Lignosulfonic acid sodium salt?
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To request a sample or a quote for Lignosulfonic acid sodium salt, please contact our sales department through the website or by phone, providing your specific requirements and delivery details.
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