CAS No. 8061-52-7

Calcium Lignosulfonate (Wood Pulp)
CAS NO:8061-52-7
Product Introduction
Calcium Lignosulfonate is a high-performance anionic surfactant produced from natural wood pulp lignin through sulfonation, purification, concentration and spray drying. It is a brownish yellow powder, easily soluble in water, non-toxic, non-polluting, with excellent dispersibility, adhesion, chelation and stability. It is a widely used, eco-friendly and renewable industrial additive.
1. Typical Specifications
- Appearance: Brown yellow powder
- pH Value: 4.5-7.0
- Moisture: Max.4.0%
- Water Insoluble Matter: Max.0.50%
- Lignin Content: Min.65%
- Reducing Substances: Max.12%
2. Key Features
- Made from high-quality wood pulp, with stable performance and high purity
- Good water solubility, strong dispersibility and excellent binding capacity
- Multi-functional: water reduction, retarding, binding, dispersing and chelating
- Non-corrosive, non-flammable, safe to use and easy to store
- Natural, renewable and biodegradable
3. Main Applications
Construction Industry
- Concrete water reducer and plasticizer: Improves workability, reduces water consumption, enhances strength and durability
- Retarder: Extends setting time, suitable for mass concrete and hot weather construction
- Binder for refractories and ceramics: Improves green strength, reduces cracking and defects
- Gypsum board additive: Improves processability and product uniformity
Agriculture & Horticulture
- Fertilizer binder: Used for granulation of compound fertilizers, improves particle hardness
- Anti-caking agent: Prevents fertilizer agglomeration, improves fluidity
- Soil conditioner: Improves soil structure, enhances water and nutrient retention
- Pesticide dispersant: Improves suspension rate and adhesion of pesticides
Animal Feed
- Feed binder: Improves pellet formation rate and durability, reduces fines
- Feed additive: Promotes digestion and absorption, improves feed utilization
Industrial & Specialty Uses
- Dust control agent: Used for road dust suppression and construction site dust control
- Mineral processing agent: Improves ore flotation and separation efficiency
- Coal & mineral binder: Used for briquetting and pelletization
- Dye & pigment dispersant: Improves dispersion stability and color uniformity
- Adhesive raw material: Used in wood-based panels and molding materials

Molecular Formula: C20H24CaO10S2
Molecular Weight: 528.61
WGKGermany: 1
HS Code: 3913908000

Molecular formula:C20H24CaO10S2

MF: C20H24CaO10S2
MW: 528.61
EINECS: 617-125-7

Uses: Granulating agent for limestone and ores, compaction aid for coal and metal wastes, and dispersing agent for gypsum and clay slurries.