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When procuring lignosulfonic acid for industrial applications, understanding its purity and key specifications is paramount. This bio-based chemical, derived from lignin, is widely used as a concrete admixture, dispersant, and binder, among other roles. Ensuring the product meets specific quality benchmarks directly impacts its performance and the success of your formulations. As a trusted manufacturer and supplier, NINGBO INNO PHARMCHEM CO.,LTD. emphasizes the importance of these parameters.
Several critical specifications define the quality of lignosulfonic acid. Firstly, the lignin content is a primary indicator of purity, typically ranging from 55% to over 70% for industrial grades. A higher lignin content generally signifies a more concentrated and effective product. For instance, a specification of 'above 55%' is a common benchmark when you buy lignosulfonic acid for construction chemicals.
Secondly, water-reducing ratio is a key performance metric, especially for concrete admixtures. This value, often between 9% and 20%, quantifies how effectively the product reduces water requirements in concrete mixes, leading to improved strength and durability. The interaction of lignosulfonates with cement chemistry is crucial here; some formulations suggest combining it with polycarboxylate superplasticizers for optimal results, where precise water reduction is key.
Moisture content and inorganic content are also important. Low moisture content (typically below 5%) ensures product stability and ease of handling, preventing clumping. Similarly, low inorganic content (below 5%) indicates fewer impurities and a more consistent chemical profile, crucial for predictable performance in sensitive applications.
The pH value of lignosulfonic acid solutions usually falls within a range of 5-6 or 9-11 depending on the specific salt form (e.g., sodium lignosulfonate). This parameter can influence its compatibility and performance in various chemical systems. The water-insoluble content, ideally below 1.5% or 2%, is another critical purity indicator, ensuring that the active lignosulfonic acid component readily dissolves and performs its function.
Finally, consider the physical form and particle size, such as '120 Mesh' for powders, which affects dissolution rates and handling. NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing lignosulfonic acid that adheres to these rigorous specifications. By partnering with us, you gain access to a reliable source for industrial-grade lignosulfonic acid that will meet your demanding application requirements, ensuring both performance and cost-effectiveness.
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1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
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