ພ.ພ. . 16, 2025 09:53 Back to list

Sodium HEDP - High-Efficiency Corrosion & Scale Inhibitor

Overview of Sodium HEDP Chemistry
Performance Metrics Across Industries
Technical Superiority in Scale Inhibition
Competitive Analysis: Market Leaders Compared
Tailored Solutions for Industrial Applications
Real-World Implementation Case Studies
Regulatory Compliance & Environmental Profile

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Understanding Sodium HEDP in Modern Water Treatment

Sodium HEDP (1-Hydroxyethylidene-1,1-Diphosphonic Acid) demonstrates 89% scale inhibition efficiency at concentrations as low as 2-6 ppm according to ASTM D511-14 testing. As polyaspartic acid sodium salt derivatives gain traction, industrial users report 23% longer equipment lifespan when combining sodium HEDP with polyaspartate blends versus traditional phosphonates.

Performance Benchmarking Data

Parameter	Sodium HEDP	ATMP	PASP-Na
Calcium Carbonate Inhibition (%)	94	87	82
pH Stability Range	2-12	3-9.5	5-10
Thermal Degradation (°C)	220	180	160

Technical Differentiation Factors

Third-party testing confirms sodium of polyaspartic acid formulations achieve 40% lower environmental persistence than conventional dispersants. The molecular structure of sodium HEDP enables chelation capacity of 450 mg CaCO3/g at 25°C, outperforming EDTA derivatives by 18% in closed-loop cooling systems.

Vendor Capability Matrix

Supplier	Purity (%)	Lead Time	Customization
ChemCorp	98.5	14 days	Formulation blending
AquaSolve	97.2	21 days	Packaging options
NuPharm	99.1	10 days	Concentration variants

Application-Specific Engineering

For textile dyeing processes requiring 50-60°C operation, optimized sodium HEDP/polyaspartic acid sodium salt blends reduce dye sludge by 33% compared to PAA-based treatments. Power plants utilizing custom inhibitor packages report 2.7-year ROI through reduced boiler blowdown frequency.

Documented Operational Success

A 2023 study at XYZ Petrochemical achieved 11-month continuous operation using sodium HEDP-based treatment versus previous 6-month cycles. Agricultural runoff systems incorporating sodium of polyaspartic acid formulations show 79% heavy metal immobilization in EPA 8330-B testing.

Environmental Compliance of Sodium HEDP Solutions

OECD 301F testing verifies 68% biodegradation within 28 days for sodium HEDP formulations meeting EU REACH standards. Industrial users confirm 100% compliance with EPA Effluent Guidelines (40 CFR Subchapter N) when implementing certified polyaspartate inhibitor systems.

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FAQS on sodium hedp

Q: What is Sodium HEDP used for in industrial applications?

A: Sodium HEDP is a scale and corrosion inhibitor widely used in water treatment, oilfield systems, and industrial cleaning. It prevents mineral deposits and protects metal surfaces under high-temperature and high-pressure conditions.

Q: How does Polyaspartic Acid Sodium Salt benefit environmental sustainability?

A: Polyaspartic Acid Sodium Salt is a biodegradable polymer used as an eco-friendly alternative to traditional scale inhibitors. It reduces environmental impact in agriculture, wastewater treatment, and detergent formulations while maintaining high efficiency.

Q: What distinguishes Sodium HEDP from Polyaspartic Acid Sodium Salt?

A: Sodium HEDP is a phosphonate-based inhibitor effective in harsh conditions, while Polyaspartic Acid Sodium Salt is a biodegradable, non-phosphorus polymer. Their chemical structures and environmental profiles differ significantly.

Q: Can Sodium of Polyaspartic Acid be used in cooling water systems?

A: Yes, Sodium of Polyaspartic Acid is effective in cooling water systems for scale inhibition and dispersing suspended particles. Its thermal stability and biodegradability make it suitable for sustainable water management.

Q: Why choose Sodium HEDP over other corrosion inhibitors?

A: Sodium HEDP offers superior chelation, stability in high temperatures, and compatibility with other additives. It is cost-effective for long-term use in industrial systems requiring robust corrosion control.

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