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HEDP-4Na HEDP Tetrasodium Salt - Calcium Carbonate Scale Inhibitor, Metal Corrosion Inhibitor, Water Soluble for Water Treatment

Brand Name:	Zorui
MOQ:	500g, 1kg or 25kg for sample, 1000kg for commercial order
Payment Terms:	T/T, LC, OA
Supply Ability:	3000 Tons/month

Detail Information

Product Description

Detail Information

Place of Origin:

Shanxi, China

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

Packaging Details:

Net Weight 25kg or 200kg/package

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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Cosmetic Raw Materials

Feed Additives

Amino Acid Feed

Vitamin Feed

Other Feed Additives

Fertilizer Powder

Health Care Powder

Food Ingredients

Food Starches

Food Safe Emulsifiers

Amino Acids Powder

Sweeteners

Nutritional Supplements Powder

Flavour Additives

Food Preservatives

Food Thickeners

Food Phosphates

Vitamins Powder

Antioxidant Agent

Acidulants

Leavening Agents

Plant Extracts

Proteins and Enzymes

Anti Caking Agents

Industrial Chemicals

EDTA Chelating Agent

Polymer Powder

Catalyst Powder

Plasticizer Powder

Chemical Solvent

Surfactant Chemicals

Water Treatment Chemicals

Oil Drilling Chemicals

Flame Retardant Agent

Rubber Agent

Adhesives And Sealants

Coating Chemicals

Reducing Agents

Rust And Corrosion Inhibitors

Lubricating Agents

Flotation Agents

Resin Powder

Other Industrial Chemicals

Cosmetic Raw Materials