Products

Calcium Lignosulphonate

Lingxian Chemical

    Specifications

    HS Code

    983902

    Chemical Formula C20H24CaO10S2
    Appearance Brown - yellow powder or granules
    Solubility Soluble in water
    Density Approx. 1.3 - 1.4 g/cm³
    Ph Value 4 - 10 (aqueous solution)
    Water Content Typically ≤ 5%
    Calcium Content Around 6 - 8%
    Sulfonate Content Varies but significant proportion
    Surface Active Yes
    Chelating Ability Can chelate metal ions
    Thermal Stability Relatively stable at normal temperatures

    As an accredited Calcium Lignosulphonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 50 - kg bags of Calcium Lignosulphonate, securely sealed for storage and transport.
    Storage Calcium Lignosulphonate should be stored in a cool, dry place. Keep it protected from direct sunlight and moisture to prevent clumping or degradation. Store in tightly - sealed containers to avoid contact with air - borne contaminants. Adequate ventilation around the storage area is essential, and it should be away from sources of heat and ignition as well as incompatible substances such as strong oxidizers.
    Shipping Calcium Lignosulphonate is shipped in sealed, corrosion - resistant containers. These are carefully loaded onto cargo vessels or trucks, safeguarded from moisture and contamination during transit to ensure product integrity.
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    Calcium Lignosulphonate
    General Information
    Historical Development
    "A History of Calcium Salt Lignin Sulfonate"
    Calcium salt lignin sulfonate, although it was not called this in ancient times, but its related materials have been seen in the world for a long time. In ancient papermaking, although the technique was simple, but when wood fibers were separated, lignin sulfonate had already existed in it, and it had not been carefully observed by the world.
    And industrial development, chemical refinement, this thing has begun to be known. Chemists analyze its properties and study its applications, and find it in many fields, and its effect is remarkable. In construction, it can be used as a water reducing agent to help concrete and increase its strength; in agriculture, it can improve soil and promote the slow release of fertilizer.
    Since its first appearance, over the past hundred years, researchers have become more and more widely used. From ignorance of the unknown to good utilization, the development of calcium salt lignin sulfonate is a witness of real chemical progress and scientific and technological prosperity, and it will also develop its extraordinary capabilities in more fields in the future.
    Product Overview
    "Brief Description of Calcium Lignin Sulfonate Products"
    Calcium lignin sulfonate is a chemical product. Its color is often brown and yellow, and the shape is mostly powder. This product is derived from the reaction of lignin sulfonate and calcium salt, and the preparation process is exquisite.
    Its unique properties and good dispersion ability can be used in the construction field as a water reducing agent for concrete, which can help cement particles disperse evenly, increase the fluidity of concrete, and maintain its strength. In agriculture, it can be used as a fertilizer additive to promote nutrient dispersion and facilitate plant absorption.
    It also has a certain retarding effect. In the production of building materials, it can control the setting time and ensure convenient construction. And it is environmentally friendly and harmless, in line with the current green concept. Widely used and promising, it is an important product in the chemical industry.
    Physical & Chemical Properties
    "On the Physical Properties and Chemical Properties of Calcium Lignin Sulfonate"
    Calcium lignin sulfonate is an important chemical product. Its physical properties are particularly impressive, and its color is often brown and yellow, like powder, it has good solubility in water and can be quickly dissolved into a homogeneous liquid. Looking at its chemical properties, it has good surface activity and can be used as a dispersant. In many industrial processes, such as concrete production, it can effectively disperse cement particles, enhance its fluidity, reduce water significantly, and improve concrete strength and durability. And because its molecular structure contains active groups, it can participate in a variety of chemical reactions, and is also widely used in papermaking, petroleum and other fields. In the field of chemical research, in-depth exploration of its physical and chemical properties is of great significance for expanding its application scenarios and optimizing production processes.
    Technical Specifications & Labeling
    "Kaogong Ji" has a saying: "To judge the surface, use the five materials to distinguish the people." Today's discussion of Calcium Lignosulphonate, process regulation and identification (product parameters) are the key. Its process regulation needs to be refined and refined. The temperature control and agent selection are all fixed, so that the texture is pure. In terms of identification (product parameters), the proportion of ingredients must be detailed, such as the geometry of calcium lignin sulfonate content, the geometry of impurities, and the thickness of particle size must also be clearly stated. In this way, only the process compliance, the identification is clear, and the application is based on all kinds of usage. For the industry, there are all dependencies, so that the quality of this product, such as good jade, is flawless and good to use.
    Preparation Method
    "On the Preparation of Calcium Lignosulphonate"
    To prepare Calcium Lignosulphonate, the first raw material. The raw material is often taken from the waste liquid of papermaking, which is rich in lignin sulfonic acid.
    The preparation process first concentrates the waste liquid to increase its concentration. Then, an appropriate amount of lime milk is added to initiate a reaction. This reaction step is very important, and it needs to be controlled by temperature and speed to fully combine lignin sulphonate with calcium salt.
    After the reaction is completed, it is separated to remove its impurities. Or use filtration or centrifugation to ensure that the product is pure.
    Follow-up treatment should not be ignored. Dry the product to obtain powdered Calcium Lignosulphonate. During the whole process, the operation of the equipment and the regulation of parameters are all related to product quality, and must be carefully treated in order to obtain high-quality products.
    Chemical Reactions & Modifications
    "On the Chemical Reaction and Modification of Calcium-Lignin Sulfonate"
    In the field of chemical industry, calcium-lignin sulfonate is quite worth exploring. Its chemical properties and reactions are changeable, and the way of modification is promising.
    Calcium-lignin sulfonate, in many reactions, often comes into contact with alkali agents. When alkalized, its molecular structure changes slightly, and the properties of hydroxyl groups gradually appear, which is the main point of the reaction. Or complexes with metal ions, and its chelating ability can increase the stability of the product.
    As for modification, it is designed to improve its properties. Or by grafting, increase its active group to expand its use. Such as in building materials, change its dispersion, so that the material uniform, improve its quality. This is the power of chemical reaction and modification, in the rise of industry, benefit greatly.
    Synonyms & Product Names
    Calcium Lignosulphonate is widely used in the field of industry and has many aliases. It is also known as calcium lignin sulphonate, which is a common alias. In various chemical applications, it is also often known as calcium lignin sulphonate.
    This substance is widely used. In concrete additives, it can play a role in reducing water and enhancing water, helping to stabilize construction projects. In the agricultural field, it can be used as a fertilizer synergist to improve fertilizer efficiency. Because of its unique characteristics, it can disperse and absorb, so it is favored in many industries. Different industries have slightly different names according to their functions, but they all refer to the same substance Calcium Lignosulphonate, which has made great contributions to the development of industry and agriculture.
    Safety & Operational Standards
    Safety and Handling Specifications for Calcium-Lignin Sulfonate
    Calcium-lignin sulfonate is an important material in the chemical industry. It has a variety of properties and is widely used. However, when using it, safety and handling standards are of paramount importance and cannot be ignored.
    In terms of safety, although this product is not highly toxic, it should not be inadvertently used. If it comes into direct contact with the skin or causes slight irritation, so when operating, wear appropriate protective clothing, such as long-sleeved shirts, gloves, etc., to prevent skin contact. If it is accidentally touched, rinse with plenty of water immediately. If it enters the eye, rinse quickly and seek medical attention in time.
    As for the operating specifications, when storing, it should be placed in a dry and well-ventilated place, away from fire sources and oxidants. Because of its certain hygroscopicity, humid environments are prone to agglomeration, which affects quality. When taking it, weigh it accurately and take the amount required by the formula to avoid waste. During the preparation and use process, operate strictly according to the specified proportions and steps, and do not change it at will. If mixed with other chemicals, it is necessary to understand its compatibility first to prevent adverse reactions. When stirring, control the speed and time to ensure uniform mixing.
    Furthermore, the place of use should maintain air circulation to avoid dust accumulation. If there is dust flying, it is advisable to take measures such as vacuuming to prevent inhalation into the body.
    In this way, following safety and operating standards can ensure the safe and efficient use of calcium lignin sulfonate, making it effective in industrial production and other fields.
    Application Area
    Calcium Lignosulphonate is a miraculous chemical product. Its application field is wide and considerable. In the field of construction, it is often used as a concrete water reducer. It can reduce water consumption and enhance its strength and durability when concrete maintains good working performance.
    In agriculture, it also has its uses. It can improve soil structure, improve soil water and fertilizer retention capacity, help the growth of crop roots, and improve crop yield and quality.
    In the paper industry, this product can be used as a dispersant to disperse the fibers evenly, resulting in better paper texture. And in the field of oil extraction, it can be used to prepare drilling mud, stabilize well walls, and prevent collapse. All this shows the importance of Calcium Lignosulphonate in various application fields.
    Research & Development
    I have tasted and heard that there is a strange thing in the world, called Calcium Lignosulphonate. As a chemical researcher, I have devoted myself to studying it. This material is very different in nature and has a wide range of uses.
    Initial research into its research, exploring its source, we know that it comes from the sulfonation of lignin. Looking at its properties, it has the ability to disperse and bond. In the field of construction, it can be used as a water reducing agent to help concrete and strengthen its strength. In agriculture, it can be used as a fertilizer synergist to promote nutrient absorption.
    However, the research path is not smooth. To expand its use, we must understand the beauty of its structure and the change of its chemical properties. After months of study, try new techniques to seek its quality and yield.
    At present, although there are small achievements, the road ahead is still far away. The way to achieve excellence has made this product widely used in the world, developing its strength in various fields, adding a new chapter to research and development, and creating well-being.
    Toxicity Research
    Nowadays, there are studies on chemical substances, focusing on the toxicity research of Calcium Lignosulphonate products. Examine this agent in detail and explore its properties with ancient methods. After many trials, observe its response to various objects, and observe its impact on the environment and organisms. See this agent under specific conditions, it seems to have signs of micro-toxicity. Blend with water, observe aquatic things, and their growth or stagnation. And if you touch the skin, you will occasionally feel uncomfortable. However, its toxicity is not serious, and it can be avoided if used reasonably. With scientific law and prudence, study the toxicity of this agent in detail, and hope to gain a comprehensive understanding, so that it can be used properly in the future and avoid disasters.
    Future Prospects
    In today's view, Calcium Lignosulphonate is quite useful in industrial affairs. Its properties can help disperse, and in the field of construction, it can make concrete with good workability and durability. In agriculture, it can promote soil improvement and plant growth.
    Looking to the future, science and technology are new, and this thing may have more wonders. Research will explore its novelty and expand its use. Or in the great cause of environmental protection, it can remove pollution and purify; in the road of medicine, it can have other effects. Our scientific researchers, when we study diligently, in order to develop its infinite possibilities in the future, benefit the world, and live up to the mission of scientific research, hope that Calcium Lignosulphonate will shine and paint a brilliant new chapter when it is not finished.
    Where to Buy Calcium Lignosulphonate in China?
    As a trusted Calcium Lignosulphonate manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
    Frequently Asked Questions

    As a leading Calcium Lignosulphonate supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

    What are the main uses of Calcium Lignosulphonate?
    Calcium lignin sulfonate has a wide range of uses. In civil engineering, it is often used as a water reducing agent. When mixing concrete, adding this agent can reduce the amount of mixed water without damaging its workability. In this way, the strength of concrete can be improved, and the durability can also be enhanced.
    In the mining field, it is also useful. During flotation, it can be used as a dispersant to make the ore particles evenly dispersed in the liquid, which is convenient for separation and improves the efficiency of mineral processing.
    In the paper industry, it is also indispensable. It can be used as a cooking aid to help the dissolution of lignin, reduce the cooking time and the amount of chemicals, and can improve the water filtration performance of pulp and improve the quality of paper products.
    In the field of agriculture, it can be used as a soil conditioner. Applied to the soil, it can increase the granular structure of the soil, improve the water and fertilizer retention capacity of the soil, and is beneficial to the growth of crops. It can also be used as a slow-release agent for fertilizers to release fertilizer nutrients slowly and improve the utilization rate of fertilizers.
    In road engineering, it can be used as a dust-proof agent. Sprinkled on soil roads, it can absorb dust, reduce the damage of dust, and maintain the cleanliness of roads and the good surrounding environment.
    From this point of view, calcium lignin sulfonate plays an important role in various industries. Its effectiveness is significant, and it is widely used. It has made great contributions to industrial production, agricultural development and engineering construction.
    What are the Chemical Properties of Calcium Lignosulphonate
    Callignin sulfonate is a very important chemical. Its chemical properties are unique.
    In terms of its solubility, it is soluble in water and can form a uniform solution. This property makes it play an important role in many industrial processes, such as papermaking, concrete admixtures, etc. In the paper industry, because it is soluble, it can help lignin separate from wood fibers, thereby improving the efficiency and quality of paper production.
    When it comes to surface activity, callignin sulfonate has a certain surface activity. This activity allows it to reduce the surface tension of liquids, making liquids easier to spread and penetrate. In concrete admixtures, by virtue of this surface activity, the working performance of concrete can be improved, such as improving its fluidity, making concrete smoother during pouring, and reducing water leakage and segregation, and enhancing the uniformity and stability of concrete.
    Furthermore, it has ion exchange properties. Callignin sulfonate contains sulfonate ions in the molecular structure, which can exchange with other cations. In soil improvement, it can exchange metal ions in the soil, thereby changing the physical and chemical properties of the soil, enhancing the soil's ability to retain fertilizer and water, and creating a better environment for plant growth.
    In addition, the chemical properties of callignin sulfonate are relatively stable. Under normal temperature and environmental conditions, it is not prone to violent chemical reactions. This stability ensures that it can maintain its own performance during storage and use, and does not deteriorate easily, providing a solid foundation for its wide application.
    How Calcium Lignosulphonate is Stored
    Calcium lignin sulfonate should be stored in a dry, cool and ventilated place. This substance is afraid of moisture. If it is placed in a humid place for a long time, it is easy to agglomerate and damage its performance. When storing, when a few inches off the ground, it should be supported by a wooden frame or backing plate to avoid direct contact with the ground and prevent moisture from invading from below. In the warehouse, the humidity should be controlled below 60%, and the temperature should not be too high, usually not more than 35 ° C. Excessive temperature may cause chemical changes and reduce its effectiveness.
    And it needs to be placed separately from oxidants, acids and other substances, because of its chemical properties. If it coexists with such substances, it may cause adverse reactions and endanger safety. The place where it is stored should be clearly marked, so that people can know what it is at a glance, and it is convenient to use and manage it. It is advisable to check it regularly on weekdays to see if it is damp or deteriorated. If you see agglomeration, etc., you can deal with it quickly, and you can tap it and break it. If it deteriorates seriously, discard it and do not use it to avoid adverse consequences. Such storage can ensure the quality of calcium lignin sulfonate for emergencies.
    What is the proportion of Calcium Lignosulphonate used in different industries?
    Calcium lignin sulfonate has a wide range of uses and is used in different industries.
    In the construction industry, this is the key ingredient of water reducing agent. In the past, in order to make concrete have good fluidity and plasticity, it was often necessary to add a lot of water, but more water caused poor strength of concrete in the later stage. With calcium lignin sulfonate, only a small amount of water is required, and concrete can achieve ideal construction performance. If building city walls, adding an appropriate amount of this agent to the mortar can make the mortar easier to apply and stronger, save water and improve quality.
    In the paper industry, it can be used as a dispersing agent. When making paper, the fibers need to be evenly dispersed in water to form a suspension in order to produce uniform paper. If the fibers are agglomerated, the paper will be uneven in thickness and strength. Calcium-lignin sulfonate can spread the fibers evenly to produce high-quality paper. Ancient papermakers carefully comb the fibers to make the paper even.
    In the agricultural field, it can be used to prepare fertilizers. It can improve the physical properties of fertilizers, prevent agglomeration, and make fertilizers easier to store and apply. And it can be used as a slow-release agent to release nutrients slowly and improve the utilization rate of fertilizers. If ancient farmers fertilize and improve fertilizers with it, the fertility will be able to nourish crops for a long time.
    When oil is mined, it is used as an additive for drilling mud. It can reduce mud viscosity and shear force, prevent clay particles from settling, stabilize the well wall, and ensure smooth drilling. Like the ancients who dug wells and used their protective walls to stabilize the shaft.
    What is the production process of Calcium Lignosulphonate?
    Calcium-lignin sulfonate, the process of making it, is quite complicated. At first, it is derived from lignin, which is a natural polymer contained in wood and other plants.
    The waste liquid of sulfite papermaking is collected, which is rich in lignin sulfonate. First, the lime milk is used to complex calcium ions with lignin sulfonate, and then the calcium-lignin sulfonate is precipitated.
    Then, the separation technique is performed, and the precipitation is often filtered or centrifuged to separate it from the remaining liquid. The resulting precipitation, or containing impurities, needs to be purified again.
    The purification method is washed with water to remove soluble impurities; it is also extracted with organic solvents to make the purity of calcium-lignin sulfonate higher.
    After that, it is dried, which can be dried in hot air, spray dried, etc., and the wet calcium lignin sulfonate is turned into a dry powder for storage and use.
    This technical calcium lignin sulfonate can be used in various fields. In concrete, it is a water reducing agent, which can reduce the water-cement ratio, increase its strength and workability; in pesticides, it is a dispersant, which helps pesticides to disperse evenly; in oil drilling, it is a mud treatment agent, stabilizing mud properties. Its exquisite craftsmanship is a common method for industrial production, and it is of great benefit to the chemical industry and other industries in the world.