Explore our core selection of high-purity inorganic chemicals engineered for concentrated solar power, water treatment, and specialized agricultural systems.
Driven since 2000, we have been committed to the entrepreneurial spirit and passion for innovation. Our team takes pride in delivering dependable products and services with a quality distinction in the thermal energy storage & water-soluble fertilizer industries globally. Located in the chemical production hub of Shanxi, we utilize raw feedstock pipelines, state-of-the-art purification technology, and rigid quality control framework under ISO protocols.
We serve as a premier manufacturer and integrated logistics partner supplying large-scale operations in North America, Western Europe, Southeast Asia, and the Middle East. From bulk agricultural shipments to ultra-purity industrial chemical components, we assure high consistency and traceability for every batch.
Solid numbers indicating our reliability, long history, and capabilities to execute supply contracts of any scale.
Technical analysis of the synthesis pathway, raw material cost structure, and supply chain efficiencies.
Calcium Nitrate [Ca(NO3)2], often synthesized as a tetrahydrate or in its anhydrous state, stands as one of the most versatile inorganic salts in modern industry. It combines highly soluble nitrogen (nitrate form) with soluble calcium, making it indispensable for advanced agricultural practices (fertigation, hydroponics) and various industrial verticals including concrete formulation, wastewater treatment, and Concentrated Solar Power (CSP) thermal salt loops.
Modern Chinese manufacturing relies heavily on the reaction of high-purity limestone (calcium carbonate, CaCO3) with synthesized nitric acid (HNO3) under strictly controlled thermodynamic conditions. The neutralization reaction is represented as:
The resulting liquid mixture undergoes multi-stage filtration to eliminate heavy metals, iron compounds, and acid-insoluble elements. The purified solution is then channeled to evaporation chambers. For agricultural applications (such as Powergrow Calcium Nitrate), ammonium nitrate is co-introduced to formulate the stable double salt compound:
This compound features minimized hygroscopicity, uniform particle distribution, and optimal dissolution rates in agricultural fertigation systems. In comparison, industrial-grade calcium nitrate requires zero ammonium contents to prevent interference in chemical acceleration and molten salt kinetics.
China, particularly the Shanxi region, represents the center of global nitrate production. This concentration provides massive structural benefits:
From clean energy grids to high-yield agricultural tech, calcium nitrate serves as a vital component.
Utilized in advanced ternary molten salt formulations for concentrated solar power (CSP) systems, lowering melting points and increasing efficiency.
Essential in the chemical treatment of substrate glass and industrial thin-film transistor display cleaning agents for flat-panel manufacturing.
Acts as an effective non-chloride concrete setting accelerator, and coal conversion/industrial heating additive to lower soot emission indexes.
Delivers high-solubility nitrogen and calcium to target crop root zones, eliminating disorders like blossom-end rot and bitter pit.
Why procurement teams trust Shanxi Vojin New Materials for international supply contracts.
Over a decade of exporting operations ensuring compliance, custom clearances, and zero quality discrepancies for global shipping.
Annual output of 600,000 tons of molten salts and specialized nitrate formulations running on automated synthesis lines.
Dedicated technical support and rapid response to complex RFP specifications, packing needs, and shipment scheduling.
A comprehensive inventory including KNO3, NaNO3, Ca(NO3)2, and custom elements to meet diverse target formulations.
Detailing industrial applications across wastewater management, high-performance concrete, and energy transitions.
In municipal sewage grids and industrial effluent management systems, hydrogen sulfide gas (H2S) creates significant health hazards and structural piping corrosion. The addition of calcium nitrate provides an alternative oxygen source for denitrifiers, suppressing septic conditions:
Heterotrophic denitrifiers use nitrate (NO3-) to oxidize organic matter, producing nitrogen gas (N2) instead of toxic sulfides. This biochemically outcompetes sulfate-reducing bacteria (SRB), eliminating the formation of corrosive sulfuric acids within concrete sewer pipes.
Calcium nitrate is highly valued in cold-weather concrete formulation as a non-chloride set accelerator. Unlike calcium chloride, it accelerates the setting time without inducing internal reinforcement bar (rebar) corrosion. It increases early-stage compressive strength by accelerating the hydration of tricalcium silicate (C3S) to form calcium silicate hydrate (C-S-H) gels.
For Concentrated Solar Power (CSP) systems, thermal energy storage requires materials with high thermal capacity and stability. Traditional "solar salt" (60% NaNO3 and 40% KNO3) freezes around 220°C. Introducing calcium nitrate to form ternary salt mixtures (Ca-Na-K nitrates) lowers the eutectic melting point to 130°C. This prevents freeze-thaw damage in piping and expands the operating thermal range.
Authoritative answers addressing chemical parameters, supply chain logistics, and performance specifications.
Agricultural-grade calcium nitrate is typically formulated as a double salt containing ammonium nitrate (5Ca(NO3)2·NH4NO3·10H2O) to lower hygroscopicity, making it suitable for granular spreading or fertigation. Industrial-grade calcium nitrate must be free of ammonium to prevent interference with concrete acceleration mechanisms and molten salt heat properties.
We implement several preventive measures: using specialized organic anti-caking coatings on our prills, packaging in moisture-proof woven PP bags with thick internal PE liners, and using container dehumidifier bags to absorb moisture from temperature changes during sea transit.
Yes, provided it meets strict industrial purity certifications. It is used as a metabolic inhibitor in wastewater networks to eliminate odor, and occasionally in drinking water infrastructure for corrosion control, provided the heavy metal concentrations remain below the parts-per-billion (ppb) thresholds certified by SGS/BV.
Calcium chloride is highly corrosive to carbon steel rebar inside reinforced concrete structures. Calcium nitrate accelerates the concrete setting time similarly without introducing chloride ions, protecting the internal steel structure and extending the life of the concrete.
Our molten salt nitrates feature exceptionally low moisture levels (<0.1%) and minimized impurities such as chlorides and sulfates (under 50 ppm). This purity profile reduces corrosion in CSP heat exchangers and ensures thermal stability at temperatures up to 550°C.
We offer several bulk options: standard 25 kg bags, 50 kg bags, and 1000 kg to 1250 kg jumbo bulk bags (FIBCs). All packaging can be customized with private labeling, specialized palletizing, and stretch-wrapping to meet specific warehousing needs.
Unlike urea, which must convert to ammonium and then to nitrate over days or weeks, calcium nitrate delivers direct nitrate (NO3-), which is immediately absorbable by plant roots. It also supplies soluble calcium, which is essential for plant cell wall synthesis and overall crop health.
Our manufacturing facilities comply with ISO 9001 (Quality Management) and ISO 14001 (Environmental Management) standards. We use clean coal gasification technologies and closed-loop liquid recovery systems to minimize carbon output and zero process liquid discharge.
Stay informed about global trends in renewable energy storage and industrial chemical developments.
The technology can operate at higher temperatures, which has an impact on the efficiency of thermal solar plants worldwide.
A concentrated solar power plant converts solar energy to electricity. It is based on advanced nitrate storage mixtures.
Molten salt energy storage has emerged as a promising solution for enhancing the efficiency of green grids globally.
Successfully meeting the requirements of recognized industrial customers in international markets for many years.
A further selection of high-performance fertilizers, technical-grade industrial components, and raw process material solutions.
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