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HEDP-4Na HEDP Tetrasodium Salt - Calcium Carbonate Scale Inhibitor, Metal Corrosion Inhibitor, Water Soluble for Water Treatment
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HEDP-4Na HEDP Tetrasodium Salt - Calcium Carbonate Scale Inhibitor, Metal Corrosion Inhibitor, Water Soluble for Water Treatment
| MOQ: | 500g, 1kg or 25kg for sample, 1000kg for commercial order |
| Standard Packaging: | Net Weight 25kg or 200kg/package |
| Delivery Period: | In 3 working days |
| Payment Method: | T/T, LC, OA |
| Supply Capacity: | 3000 Tons/month |
Detail Information
Place of Origin
Shanxi, China
Brand Name
Zorui
Certification
ISO, COA, MSDS, TDS, AAA
Name:
1-Hydroxyethylidene)bis-phosphonic Acid Tetrasodium Salt
Alias:
HEDP Tetrasodium Salt;Hydroxyethylidene)bis-phosphonic Acid Tetrasodium Salt; Hydroxyethylidene Bis-phosphonic Acid Tetrasodium Salt; Hydroxyethylidene Phosphate Tetrasodium Salt;HEDPoNa4;
CAS No.:
3794-83-0
EINECS No.:
223-267-7
Molecular Formula:
C2H8Na4O7P2
Molecular Weight:
297.9851
Appearance:
Colorless To Slightly Yellow Transparent Liquid; White Powder Solid
Active Component (as HEDP) %:
20.3-21.7; ≥56.0
Active Component (as HEDP-Na4) %:
29.0-31.0; ≥79.9
Total Phosphorus (as PO43-) Content %:
18.4-20.4; 52.0-54.0
Iron (as Fe3+) Content Ppm:
≤20; 35.0
Loss On Drying %:
≤15
Density (20℃) G/cm3:
1.26-1.36
PH Value:
10.0-12.0 (original Solution); 11.0-12.0 (1% Aqueous Solution)
Sample:
Available
Port:
Tianjin,Shanghai,Qingdao,Other Ports In China
Port:
Tianjin, Shanghai, Qingdao, Other Ports In China
Trade Term:
EXW, DAP, FOB, CFR, CIF, CPT, CIP
Shipping:
Sample By Express, 100kg+ By Air, 1000kg+ By Sea
Highlight:
Excellent calcium carbonate scale inhibition HEDP-4Na
,Effective metal corrosion inhibition HEDP Tetrasodium Salt
,Soluble in water (1-Hydroxyethylidene)bis-phosphonic Acid Tetrasodium Salt
Product Description
(1-Hydroxyethylidene)bis-phosphonic Acid Tetrasodium Salt / HEDP-4Na
Product Overview
HEDP-Na4 is the tetrasodium salt of HEDP, serving as an excellent calcium carbonate scale inhibitor and metal corrosion inhibitor. Available as white powder or colorless to slightly yellow liquid, it offers easy solubility in water, non-hygroscopic properties, and suitability for cold condition applications.
Key Benefits
- Superior calcium carbonate scale inhibition
- Effective metal corrosion protection
- Excellent water solubility and handling characteristics
- Stable performance in cold conditions
- Forms stable complexes with metal ions (iron, copper, zinc)
- High temperature stability up to 250℃
Target Industries & Applications
- Electric Power Industry
- Chemical Processing
- Metallurgy
- Low-Pressure Boiler Water Treatment
- Circulating Water Systems
- Industrial and Municipal Clean Water
- Swimming Pool Sterilization
Technical Specifications
| Property | Specification |
|---|---|
| Chemical Name | (1-Hydroxyethylidene)bis-phosphonic Acid Tetrasodium Salt |
| CAS Number | 3794-83-0 |
| EINECS Number | 223-267-7 |
| Molecular Formula | C2H8Na4O7P2 |
| Molecular Weight | 297.9851 |
| Appearance | Colorless to slightly yellow liquid; white powder solid |
| Active Component (as HEDP) | 20.3-21.7%; ≥56.0% |
| Density (20℃) | 1.26-1.36 g/cm³ |
| pH Value | 10.0-12.0 (original solution); 11.0-12.0 (1% aqueous solution) |
Product Functions
- Scale Inhibition: Prevents scale formation in water systems to improve operational efficiency
- Corrosion Protection: Safeguards metal surfaces from corrosion in various applications
- Chelating Action: Binds with metal ions to prevent precipitation and enhance treatment effectiveness
Application Areas
- Industrial Water Treatment (cooling systems, boilers)
- Oil and Gas Industry (enhanced recovery, drilling fluids)
- Textile Processing (dyeing, scale prevention)
- Household Cleaning Products (detergents, cleaning agents)
Manufacturing Excellence
Our HEDP-4Na is synthesized through precise chemical reactions and undergoes rigorous purification and quality control processes to ensure high purity and consistent performance.
Why Choose Our HEDP-4Na
- Stringent quality control for reliable performance
- Versatile applications across multiple industries
- Expert technical support and formulation guidance
- Environmentally responsible manufacturing practices
Frequently Asked Questions
What is HEDP-4Na?
HEDP-4Na is the tetrasodium salt of (1-Hydroxyethylidene)bis-phosphonic acid, primarily used as a scale and corrosion inhibitor in industrial applications.
How does HEDP-4Na function as a scale inhibitor?
It effectively prevents salt precipitation by chelating metal ions, thereby reducing scale formation in water systems.
Is HEDP-4Na safe for industrial use?
Yes, HEDP-4Na is considered safe for industrial applications when handled according to established safety guidelines.
What are typical applications for HEDP-4Na?
Common uses include water treatment systems, oil and gas processes, textile dyeing operations, and household cleaning products.
What are recommended storage conditions for HEDP-4Na?
Store in a cool, dry location away from direct sunlight and incompatible materials.
Product Documentation
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