Phosphoric Acid (for semiconductor manufacturing)

Description

1. Product Overview

Phosphoric Acid (for semiconductor manufacturing) is a high-purity, industrial-grade chemical specifically engineered for precision applications in semiconductor fabrication. It serves as a critical etching and cleaning agent in semiconductor wafer processing, ensuring optimal surface preparation and defect-free outcomes. Its superior purity, chemical stability, and controlled properties make it a strategic choice for high-tech manufacturing environments. This product is essential for maintaining process consistency, improving yield rates, and supporting the growing demand for advanced electronics globally. Its reliability and performance position it as a key material in the semiconductor supply chain.

2. Key Specifications & Technical Characteristics

• Chemical Composition: H₃PO₄ (Phosphoric Acid) ≥ 85%
• Purity/Grade: Semiconductor-grade, ultra-high purity
• Physical Form: Clear, colorless to slightly yellow liquid
• Density: ~1.685 g/cm³ at 25°C
• Boiling Point: 158°C (decomposes)
• pH (concentrated): <1
• Packaging Options:
  • 200L HDPE drums
  • ISO tank containers for bulk shipments
• Shelf Life: 24 months when stored under recommended conditions (cool, dry, tightly sealed)

3. Core Industrial Applications

• Primary Industries: Semiconductor manufacturing, electronics fabrication, advanced materials processing
• Operational Use Cases:
  • Wafer surface cleaning and etching
  • Photolithography process enhancement
  • Removal of metal residues and surface oxides
• Performance Advantages:
  • High chemical purity minimizes contamination risk, critical for microelectronics
  • Stable formulation ensures consistent etch rates and process repeatability
  • Reduces downtime and improves yield compared to lower-grade alternatives

4. Competitive Advantages

• Quality Consistency: Strict manufacturing controls for uniform chemical properties
• Supply Reliability: Global production and logistics network ensures continuous availability
• Logistics Capability: Compatible with bulk transport and containerized shipments
• Price Competitiveness: Optimized sourcing and production lower total cost of ownership
• Sustainability: Produced with minimal environmental footprint and compliance with industry standards
• Technical Support: Comprehensive documentation, safety data sheets, and application guidance available

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: 20–22 MT per 20-foot container (ISO tank)