B2B industrial lignosulfonate supply
Calcium Lignosulfonate
Calcium lignosulfonate CAS 8061-52-7 is a water-soluble lignin-based calcium salt used as an industrial binder, dispersant, dust suppressant, mild concrete water reducer and processing aid for mineral, cementitious, carbon, ceramic, fertilizer granulation and bulk material systems.
LigninCorp supplies calcium lignosulfonate powder for manufacturers, distributors, road maintenance contractors, concrete admixture producers, mining operations and formulation teams that need grade comparison, TDS/MSDS support, COA review, sample evaluation and export packing coordination.
Product Overview
Calcium lignosulfonate is produced from lignin-rich sulfite pulping streams and refined into a powder additive with sulfonate groups that support wetting, particle dispersion and binding. In practice, buyers use it where mineral particles, cementitious materials, carbon powders, pigments, fertilizers or road dust need better cohesion, water compatibility and handling behavior.
The calcium salt profile makes this product useful when a buyer wants lignosulfonate binding and dispersing behavior while avoiding a purely sodium-based grade. For side-by-side selection, compare sodium lignosulfonate, magnesium lignosulfonate, calcium lignosulfonate construction grade and calcium lignosulfonate dispersant grade powder.
Buyer selection note
Grade choice should be based on application, solubility, lignosulfonate content, sulfate value, water reducing capacity, reducing sugar, calcium and magnesium content, moisture, dosage trial results, required documents and destination-market handling requirements.
Main Specification
The specification below follows the current live product page for Calcium Lignosulfonate CAS 8061-52-7. Final commercial TDS and COA should be confirmed by agreed grade, order requirement and shipment batch.
| Item | Grade One | Grade Two | Grade Three | Buyer Note |
|---|---|---|---|---|
| Product code | GAC-CaLS-1 | GAC-CaLS-2 | GAC-CaLS-3 | Quote the grade code when requesting TDS, samples or COA support. |
| Appearance | Light yellow powder | Yellow-brown powder | Yellow-brown powder | Color can vary by raw material and processing batch. |
| Solubility | 98.5% min | 98% min | 97.5% min | Important for liquid dilution, dispersion and field application preparation. |
| Lignosulfonate | 55% min | 50% min | 50% min | Main active lignosulfonate content indicator. |
| Sulfate | 2% min | 2% min | 2% min | Confirm acceptable sulfate range if formulation sensitivity matters. |
| Water reducing capacity | 12% min | 5% min | 8% min | Useful for construction, cementitious and admixture screening. |
| Reducing sugar | Around 7% | Around 7% | Around 7% | Review when setting behavior, microbial sensitivity or storage is relevant. |
| Total calcium and magnesium | 5-8% | 5-8% | 5-6% | Cation profile for calcium lignosulfonate grade comparison. |
| Moisture | 7% max | 7% max | 7% max | Confirm packaging, warehouse humidity and storage period before shipment. |
Grade Selection Guide
Industry Application Depth
Dust Control and Road Stabilization
Calcium lignosulfonate can bind fine road particles and reduce airborne dust on unpaved roads, mine haul roads, stockpiles and construction access routes. Review dust suppression and road stabilization, calcium lignosulfonate dust control grade and calcium lignosulfonate dust control liquid.
Concrete and Construction Additives
In cementitious systems it may support particle dispersion, workability and mild water reduction. Construction buyers should compare dosage response against concrete admixtures, SNF superplasticizer and PCE powder.
Mineral, Coal and Carbon Binding
For briquettes, pellets and powder agglomeration, calcium lignosulfonate is evaluated for green strength, handling stability and reduced fines. Related use cases include mineral processing and mining and carbon or coal-based binder systems.
Ceramic and Refractory Processing
It can help wet mineral particles, improve green body cohesion and support processing in ceramic bodies or refractory mixes. See ceramic and refractory additives for application context.
Pigments, Dyes and Water-Based Dispersion
Selected grades may support insoluble solid dispersion in water-based systems, but compatibility with salts, pH, pigment type and dispersant package should be tested. Compare with Dispersant NNO, Dispersant MF and pigment paints coating dispersant.
Agriculture and Fertilizer Formulation
For fertilizer granulation, mineral premixes, wettable powders or micronutrient blends, calcium lignosulfonate can be evaluated as a binder or dispersing aid. Use conservative trials and confirm local regulatory requirements before agricultural formulation use.
Quality and Compatibility Checks
Buyers should not select calcium lignosulfonate only by price. Solubility affects dilution and application uniformity. Lignosulfonate content affects binding and dispersion. Moisture affects storage and flowability. Sulfate and reducing sugar values can matter in cementitious, fermentation-sensitive, color-sensitive or long-storage systems.
For industrial production, run a bench trial and a plant trial using the actual powder blend, water source, pH, mixer, spray rate, drying temperature and storage condition. Ask for TDS, MSDS/SDS, COA and sample support before confirming a container order.
Useful comparison pages
When the buyer is unsure about the cation profile, compare calcium with sodium lignosulfonate for dispersing and construction use, and magnesium lignosulfonate for binder, dispersant and concrete system evaluation.
Packaging, Documents and Internal Resources
Standard packing is typically 25 kg woven bags with inner liner. Palletizing, shipping marks, mixed container planning and document coordination can be discussed according to product grade, order quantity and destination port.
For procurement review, request the latest TDS, MSDS/SDS, COA, sample status, packaging photo, shelf-life guidance and container loading plan.
Documents to request
TDS for specification review, MSDS/SDS for handling and transport, COA for batch confirmation, and packing details for import or warehouse planning.
Buyer Questions
What is calcium lignosulfonate used for?
Calcium lignosulfonate is used as a lignin-based binder, dispersant, dust suppressant and processing aid in dust control, concrete additives, mineral and carbon binding, ceramic and refractory processing, water-based dispersion and selected fertilizer granulation systems.
How should buyers choose between GAC-CaLS-1, GAC-CaLS-2 and GAC-CaLS-3?
Start with the target application and required performance. GAC-CaLS-1 has the highest listed solubility and lignosulfonate content. GAC-CaLS-2 is a balanced general grade. GAC-CaLS-3 may fit dust control or binder trials where performance is confirmed by testing.
Can calcium lignosulfonate be used for fertilizer granulation?
It can be evaluated as a binder or dispersing aid in selected fertilizer granulation, mineral premix or crop input systems. Final suitability depends on grade, dosage, raw material blend, moisture, drying conditions, storage target and local regulatory requirements.
What information should I send before requesting a quotation?
Send the application, target grade, required specification, monthly quantity, destination port, packaging preference, document requirements and whether you need samples for formulation trials.
Request Calcium Lignosulfonate Grade Support
Send your application, grade target, order quantity, destination port and document needs. LigninCorp can help compare calcium lignosulfonate grades and provide quotation support for B2B supply.