Semiconductor-grade IPA (IPA UP GRADE)

Description

1. Product Overview

Semiconductor-grade IPA (IPA UP GRADE) is an ultra-high-purity isopropyl alcohol, meticulously refined to meet the exacting contamination control standards of advanced microfabrication. Its primary industrial use is as a critical cleaning and drying agent in wafer processing, photolithography, and chip assembly. The key value proposition is the elimination of metallic ions, particles, and water residues that cause lethal yield defects in sub-10nm nodes. As feature geometries shrink and layer counts rise, this product is strategically indispensable for maintaining fab profitability and process stability.

2. Key Specifications & Technical Characteristics

• Chemical composition: Isopropyl alcohol (C₃H₈O), balance ultrapure deionized water (DIW) at controlled ratios

• Purity level: ≥99.999% (5N) / UP GRADE (SEMI C1.1 compliant); Metals content ≤0.1 ppb per element (Na, K, Fe, Cu, Al, Cr, Ni)

• Physical characteristics: Clear, colorless liquid; non-residue evaporation; particle count ≤10 particles/mL (>0.1 µm)

• Packaging options: 20L HDPE premium canisters (cleanroom double-bagged), 200L stainless steel drums, 1,000L IBCs, or isotank

• Shelf life: 24 months from date of manufacture when stored in sealed, nitrogen-purged containers at 15–30°C

3. Core Industrial Applications

• Primary industries: Semiconductor foundries, integrated device manufacturers (IDMs), MEMS fabs, advanced packaging houses, flat panel display (FPD) fabs

• Specific operational use cases:

  • Post-etch and post-CMP wafer cleaning

  • Immersion and spray drying (IPA vapor drying) to prevent watermark defects

  • Photomask and reticle cleaning prior to lithography

• Performance advantage vs. alternatives: Lower-grade IPA leaves metal ions (yield loss >15%) or particles (rework costs). IPA UP GRADE ensures >99.9% defect-free drying, reduces cleaning cycle time by 20%, and extends chemical bath life by 40% due to lower stabilizer content.

4. Competitive Advantages

• Quality consistency: Statistical process control (SPC) on every batch; Certificate of Analysis (CoA) includes ICP-MS metal scan and particle counter data traceable to NIST standards

• Supply reliability: Dedicated UP GRADE distillation train (no cross-grade contamination); buffer stock at three regional hubs (Asia, EU, Americas)

• Logistics capability: Electrostatic-dissipative (ESD) packaging; real-time RFID tracking; 48-hour emergency replenishment for fabs

• Price competitiveness: Direct-from-refinery model removes distributor markups; volume-based tiered pricing for multi-year contracts

• Sustainability: 60% recycled IPA recovery program available; low-VOC packaging return scheme; carbon-neutral shipment option

• Technical support: On-site fab audit, SPC integration support, and 24/7 contamination root-cause analysis included with enterprise agreements

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT (20 metric tons per order)

• Loading capacity (MT per container):

  • 20-ft ISO tank container: 20 MT net

  • 40-ft HC container (IBCs): 24 MT (12 x 1,000L IBCs)

  • 40-ft container (drums, palletized): 18 MT (80 x 200L drums)