Industrial-Grade Potassium Nitrate: Where Precision Meets Reliability for Semiconductors, Optics & Beyond
description1
Our potassium nitrate undergoes multi-stage purification to eliminate trace contaminants that could compromise product integrity. Key specifications include:
● Purity ≥99.5%, exceeding industry standards for electronics-grade materials.
● Chloride content <0.05%, preventing corrosion in semiconductor processes.
● Sulphate (as SO4ˉ) <0.01%, ensuring compatibility with sensitive optical and ceramic applications.
● Low moisture absorption (<0.1%), enhancing stability during storage and handling.
Applications: Powering Innovation Across Industries
1. Semiconductor Manufacturing
● Wafer Cleaning & Etching: Removes organic residues and oxides without introducing ionic contaminants, critical for high-yield chip production.
● Chemical Mechanical Planarization (CMP): Enhances slurry performance for ultra-flat surface finishes.
2. LCD/LED Display Production
● Glass Substrate Cleaning: Eliminates particulate and metallic impurities, improving light transmission and panel uniformity.
● Etchant Formulation: Ensures precise patterning with minimal defect rates.
3. High-Performance Optical Glass
● Bubble Suppression: Decomposes uniformly at high temperatures, reducing gas entrapment for defect-free lenses and fibers.
● Refractive Index Control: Delivers consistent melting behavior for precision optics in cameras, lasers, and medical devices.
4. Advanced Ceramics & Specialty Glazes
● Sintering Aid: Lowers firing temperatures while enhancing density and mechanical strength.
● Gloss Optimization: Produces uniform, high-gloss finishes for premium ceramics and electronic substrates.
Product Name |
Potassium Nitrate |
Appearance |
white granules or powder |
Formula |
KNO3 |
Molecular weight |
101.1 |
Items |
Units |
Industrial Grade |
Result |
Appearance |
-- |
-- |
White powder |
Purity (KNO3) |
% |
≥99.40 |
99.52 |
Moisture |
% |
≤0.10 |
0.06 |
Chloride (Clˉ) |
% |
≤0. 09 |
0.046 |
Insoluble matter in water |
% |
≤0.02 |
0.016 |
Sulphate (as SO4ˉ) |
% |
≤0.01 |
0.008 |
Why Choose Henan Yongchang for Potassium Nitrate
1. Ultra-High Purity for Precision Manufacturing
Purity ≥99.5%, extremely low impurity content (e.g., chloride ions, heavy metals), compliant with electronic/semiconductor-grade standards, meeting the demands of precision manufacturing processes.
2. Customized Specifications
Available in various forms (powder/granular) and packaging (25kg plastic bags, moisture-proof drums, ton bags, etc.).
3. Stable Supply & Rapid Response
Annual production capacity of 20,000 tons, with prioritized scheduling for emergency orders to ensure production continuity.
4. Quality Certifications & Traceability
Certified to ISO 9001/14001 and SEMI standards, supporting third-party factory and product inspections.
