EDTA Tetrasodium 40% Solution (EDTA-4NA 40%) Product Guide
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Applications & Industrial Use Cases
- 3. Operational Guidelines & Case Studies
- 4. Verified Client Implementations
- 5. Consultation & Procurement
1. Product Specifications & Comparative Analysis
| Parameter | EDTA-4NA 40% | Standard EDTA Salts | Organic Chelators |
|---|---|---|---|
| CAS Number | 64-02-8/13235-36-4 | 60-00-4 (EDTA Acid) | Varies |
| Concentration | 40% Aqueous Solution | Solid (98-99%) | 5-30% Solutions |
| pH Stability | 10.5-11.5 | 4.3-4.7 (Acid Form) | 6.0-9.0 |
| Metal Binding Capacity | Superior in Alkaline Conditions | pH-Dependent | Selective Metals |
| Shelf Life | 24 Months | 36 Months | 6-12 Months |
2. Applications & Industrial Use Cases
Core Functional Domains
- Industrial Cleaning: Metal ion sequestration in boilers, heat exchangers
- Water Treatment: Scale inhibition in cooling towers (500-1000ppm typical dosage)
- Personal Care: Stabilizer in shampoos at 0.5-1.2% concentration
- Agriculture: Micronutrient delivery in hydroponic systems
Performance Advantages
| Application | Benefit | Technical Metric |
|---|---|---|
| Textile Processing | Prevents metal-catalyzed fiber degradation | 99.2% Fe³⁺ chelation at 60°C |
| Pulp Bleaching | Reduces H₂O₂ decomposition | 28% Efficiency improvement vs. EDTA-2Na |
3. Operational Guidelines & Case Studies
Implementation Protocol
- System pH Adjustment to 10.0-11.0 Range
- 0.1-0.3% v/v Initial Charge in Circulating Systems
- Continuous Monitoring via ICP-OES (Detection Limit: 0.1ppm)
Cooling Tower Case
| Parameter | Pre-Treatment | Post-Treatment |
|---|---|---|
| Scale Accumulation | 2.3mm/month | 0.15mm/month |
| Energy Consumption | 4.2 kWh/m³ | 3.6 kWh/m³ |
4. Verified Client Implementations
Case 1: Petrochemical Complex (Qatar)
- Challenge: CaCO₃ Scaling in 12,000 m³/day SWRO System
- Solution: 850ppm EDTA-4NA 40% + Polyacrylate Blend
- Outcome: 89% Scaling Reduction, $220k Annual Chemical Cost Savings
Case 2: Cosmetic Manufacturer (France)
- Challenge: Formula Instability in pH 10.5 Hair Dyes
- Solution: 0.8% EDTA-4NA Replacement of NTA
- Outcome: 18-Month Shelf Life Achievement
5. Consultation & Procurement
Technical Support Available for:
- Dosage Optimization Trials
- Compatibility Testing with Existing Formulations
- Regulatory Compliance Documentation
Contact Our Solutions Team:
Email: info@vivalr.com
Tel: (86) 15866781826
Request Customized Quotation:
Provide System Volume/Payload Requirements for Precision Pricing



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