HEDP (Hydroxyethylidene Diphosphonic Acid) CAS 2809-21-4: Comprehensive Technical Guide
Table of Contents
1. Product Overview & Technical Specifications
HEDP (CAS 2809-21-4) is a high-purity organophosphonic acid compound with exceptional scale inhibition and corrosion resistance properties.
| Parameter | HEDP | ATMP | EDTMP |
|---|---|---|---|
| Active Content | ≥98% | ≥95% | |
| pH (1% solution) | 2.0-3.0 | 1.5-2.5 | 2.5-3.5 |
| Thermal Stability | 200°C | 180°C | 190°C |
2. Key Applications & Industrial Uses
2.1 Water Treatment Systems
Effective scale inhibitor for calcium carbonate (>95% inhibition rate) and iron oxide deposition
2.2 Oilfield Chemistry
Reduces pipe corrosion by 60-70% in high-salinity environments
3. Performance Advantages & Competitive Analysis
| Feature | HEDP | Traditional Inhibitors |
|---|---|---|
| Environmental Impact | Biodegradable | Non-degradable |
| Dosage Efficiency | 2-10 ppm | 15-30 ppm |
4. Industry-Specific Use Cases
4.1 Power Plant Cooling Systems
Extended equipment lifespan by 40% in 500MW coal-fired plants
5. Verified Customer Success Stories
Case 1: PetroChem Solutions Ltd. (2023)
Achieved 72% operational cost reduction in offshore drilling operations through HEDP-based formulation
Case 2: TextileCorp International
Improved dye fixation rate from 78% to 92% in continuous production lines
6. Request Customized Solution
Contact our technical team for formulation optimization:
Email: info@vivalr.com
Tel: (86) 15866781826
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