(sodium hedp)
Sodium HEDP (1-Hydroxyethylidene-1,1-Diphosphonic Acid) has emerged as a cornerstone in water treatment and industrial cleaning applications, with the global market projected to reach $680 million by 2028 (CAGR 5.2%). This organophosphonic acid derivative, along with its chemical relative polyaspartic acid sodium salt, demonstrates unparalleled scale inhibition capabilities across pH ranges of 2-12. Unlike conventional phosphates, sodium of polyaspartic acid offers enhanced biodegradability (>85% in 28 days) while maintaining 98.5% calcium carbonate inhibition efficiency at 5-10 ppm concentrations.
Third-party testing reveals sodium HEDP's thermal stability up to 250°C outperforms ATMP and EDTMP alternatives by 40-60°C. Key advantages include:
Parameter | Sodium HEDP | Citric Acid | Phosphonobutane TC |
---|---|---|---|
Scale Inhibition (%) | 98.5 | 72 | 89 |
Corrosion Rate (mpy) | 1.2 | 5.8 | 2.4 |
Leading producers differentiate through formulation expertise:
Pharmaceutical-grade polyaspartic acid sodium salt formulations achieve 99.99% purity levels, while industrial blends incorporate zinc synergists for enhanced corrosion protection. Recent developments include:
A Middle Eastern desalination plant reported 22-month continuous operation using sodium HEDP-based treatment, achieving:
With 78% of industrial users now specifying polyaspartic acid sodium salt in tender documents, the compound's 92% biodegradation rate within 30 days positions it as essential for circular economy initiatives. Ongoing R&D focuses on nano-encapsulated delivery systems that promise 40% dosage reductions while maintaining >99% inhibition efficiency.
(sodium hedp)
A: Sodium HEDP is widely used as a scale and corrosion inhibitor in water treatment systems. It effectively prevents mineral deposits in industrial boilers and cooling towers. Its stability under high temperatures makes it a preferred choice.
A: Polyaspartic Acid Sodium Salt is a biodegradable, eco-friendly alternative for scale inhibition. Unlike Sodium HEDP, it is derived from renewable resources and is ideal for environmentally sensitive applications. Both are effective but differ in environmental impact.
A: Yes, Sodium of Polyaspartic Acid is non-toxic and marine-safe due to its biodegradability. It is commonly used in aquaculture and wastewater treatment to reduce ecological harm. Regulatory agencies often approve it for eco-conscious industries.
A: Yes, Sodium HEDP is often blended with corrosion inhibitors or dispersants for enhanced performance. Compatibility testing is recommended to avoid adverse reactions. This synergy improves efficiency in complex water systems.
A: Agriculture, textiles, and desalination plants benefit from its green scale inhibition. It also serves in detergents and cosmetics for its non-toxic properties. Its versatility supports sustainable practices across sectors.