Potassium Nitrate TC

Description

1. Product Overview
Potassium Nitrate TC is a high-purity, technical-grade oxidizer and nutrient source, precision-engineered for demanding industrial applications ranging from heat treatment salts to specialty fertilizers. Its primary industrial use lies in providing a highly soluble, chloride-free source of potassium and nitrogen for processes requiring exceptional thermal stability and ionic purity. The key value proposition is its ability to deliver consistent, repeatable performance in mission-critical operations—reducing process variability and lowering total cost of ownership—making it a strategically vital input for industries prioritizing yield quality and operational safety.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Potassium Nitrate (KNO₃) – Minimum 99.5% purity

• Purity Grade: Technical Grade (TC) – Low in chlorides (<0.05%), sulfates, and sodium

• Physical Form: White, free-flowing crystalline powder or prilled granules

• Particle Size: 100% pass 20 mesh; 95% pass 100 mesh (customizable)

• Bulk Density: 1.1 – 1.2 g/cm³ (typical)

• Solubility: 316 g/L at 20°C – exceptionally rapid dissolution

• pH (5% solution): 6.5 – 7.5 (neutral)

• Packaging Options: 25 kg multi-layer laminated bags; 1,000 kg FIBC (super sacks); bulk pneumatic tanker delivery

• Shelf Life: 36 months in original unopened packaging in dry, ambient conditions (non-caking formulation)

3. Core Industrial Applications

• Heat Treating & Metal Processing (Salt Baths): Primary industry – automotive, aerospace, and tooling. Used as the oxidizer in nitrate-nitrite salt blends for tempering, austenitizing, and annealing. Outperforms alternatives like sodium nitrate due to lower hygroscopicity and reduced sludge formation, extending bath life by 30-40%.

• Specialty Fertilizers (Greenhouses & Fertigation): Primary industry – high-value horticulture. Delivers 100% plant-available N (13.5%) and K (46%) without chloride, preventing root burn in hydroponic tomatoes, peppers, and cut flowers. Better than SOP or MOP because it supplies dual nutrients in one soluble crystal, reducing tank mixing errors.

• Solar Thermal Energy Storage: Primary industry – concentrated solar power (CSP) plants. Used in molten salt mixtures (e.g., 60% NaNO₃ / 40% KNO₃) for heat transfer and storage. Cost advantage – technical-grade purity minimizes corrosion on stainless steel tanks and pumps, lowering replacement capex by ~15% over project life.

• Glass Strengthening (Ion Exchange): Primary industry – electronic display and pharmaceutical glass. Provides potassium ions to replace sodium on glass surfaces under molten conditions. Efficiency gain – low chloride content prevents haze formation, increasing first-pass yield by up to 8%.

4. Competitive Advantages

• Quality Consistency: Batch-to-batch coefficient of variation (CV) < 2%, certified by ISO 9001:2025 and SGS testing. Each COA includes ICP-OES trace metal analysis.

• Supply Reliability: Multi-sourcing from three geographically diversified production hubs (Egypt, Chile, Israel) with 50,000 MT safety stock held in regional bonded warehouses.

• Logistics Capability: Port-to-plant delivery guarantee (incoterms EXW, FOB, CIF) with real-time shipment tracking and expedited customs documentation.

• Price Competitiveness: 8-12% lower total landed cost vs. European and Chinese equivalents, locked via annual volume-based contracts with indexed raw material pass-through.

• Sustainability: Produced using renewable-energy crystallization (solar/MVR) – 34% lower carbon footprint per MT than conventional hot leaching. 100% recyclable packaging available.

• Technical Support: On-call process optimization, salt bath reclamation protocols, and SDS/compliance packs (REACH, TSCA, GB) included.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): 20 metric tons (MT) – equivalent to one full 20-ft container load or 800 x 25 kg bags

• Loading Capacity per 20-ft Standard Container: 20 MT (net weight) – using palletized, shrink-wrapped FIBCs or stacked bagged configuration

• Lead Time: 14 days from order confirmation for EXW; 30 days CIF any major global port

• Payment Terms: LC at sight or 30% TT advance / 70% against BL copy for qualified buyers (credit check required)