EDDHA-4Na
Supplier: East Chemsources Limited (Factory Direct Supply)
Supply Type: Factory Direct | Best Competitive Price
Product Grade: Industrial Grade (Chelating Dispersant)
Revision Date: March 2026
Document No.: ECS-EDDHA-Na-15541-37-4
1. Product Identification
-
Chinese Standard Name: (Ethylenediaminedi(o-hydroxyphenylacetic acid) sodium salt)
-
Common Name (Colloquial): (colloquial/wrongly written name)
-
English Name: EDDHA-Na / Ethylenediaminedi(o-hydroxyphenylacetic acid) sodium salt
-
CAS No.: 15541-37-4
-
Chemical Formula: C₁₈H₂₁N₂NaO₆
-
Molecular Weight: 384.36 g/mol
-
Chemical Class: Chelating agent, dispersant (basic chemical)
-
Appearance: Light yellow / brown liquid or powder
-
Solubility: Easily soluble in water; soluble in alkaline solutions
-
Key Feature: Phosphorus-free, alkali-resistant, high-temperature resistant; excellent chelating and dispersing performance
2. Technical Specifications
| Parameter | Specification (Industrial Grade) |
Purity/Content | 50% (aqueous solution) / 98% (solid), customizable |
pH (1% Aqueous Solution) | 8.0 – 10.0 |
Moisture (for solid) | ≤ 2.0% |
Heavy Metals (as Pb) | ≤ 10 mg/kg |
Stability (pH Range) | Extremely stable at pH 12 – 13 |
Chelating Capacity | Priority chelation of Fe³⁺, Cu²⁺, Mn²⁺; weak chelation of Ca²⁺, Mg²⁺ |
3. Physical & Chemical Properties
-
Stability: High-temperature resistant, extremely stable under strong alkaline conditions (pH 12–13); stable under normal storage conditions
-
Hazard Classification: Non-hazardous basic chemical; non-irritating to skin and eyes under normal handling
-
Flash Point: ≥ 100 °C (for aqueous solution); Not applicable (for solid, non-flammable)
-
Environmental Performance: Phosphorus-free, biodegradable, environmentally friendly
4. Main Applications (Industrial Scenarios)
4.1 Textile Dyeing & Printing
-
Anti-staining soaping agent for reactive dyes: Prevents hydrolyzed dyes from re-staining fabrics
-
Oxygen bleaching stabilizer: Inhibits hydrogen peroxide decomposition, prevents fabric breakage, and enhances whitening effect
4.2 Industrial Cleaning & Water Treatment
4.3 Agricultural Derivatives
5. Comparison with EDTA-Na (For Foreign Trade & Quotation)
| Item | EDDHA-Na | EDTA-Na |
Alkali Resistance | Extremely strong (stable at pH 12–13) | General (easy to fail when pH > 10) |
Chelation Target | Priority: Fe³⁺, Cu²⁺, Mn²⁺ | Broad-spectrum (mainly Ca²⁺, Mg²⁺) |
Environmental Protection | Phosphorus-free, biodegradable | Hard to degrade, restricted in some regions |
Price | Higher | Lower |
6. Packaging & Storage
-
Packaging: - Aqueous Solution (50%): 200L plastic drum / 1000L IBC tank - Solid (98%): 25kg fiber drum (inner PE bag); custom packaging available
-
Storage: Store in a cool, dry, well-ventilated warehouse; keep sealed tightly; avoid direct sunlight, high temperature, and strong oxidants; separate from acidic substances
-
Shelf Life: 24 months under proper storage conditions (unopened package)
-
Transport: Non-hazardous for transport; avoid collision, leakage, rain, and moisture during transit
7. Safety & Handling
-
Personal Protection: Wear protective gloves and goggles when handling; avoid inhalation of dust (for solid) or splashing (for solution)
-
Handling Precautions: Avoid contact with eyes and skin; wash hands thoroughly after handling; do not mix with strong acids
-
Spill Handling: For solid: collect with inert material (e.g., sand), seal in a container for proper disposal; For solution: absorb with absorbent material, neutralize if necessary, then dispose of according to local regulations
-
First Aid: In case of eye contact, flush with water for 15+ minutes; if skin irritation occurs, rinse with water; seek medical attention if necessary
8. Supply Information (For Foreign Trade & Quotation)
-
Supplier: East Chemsources Limited (Factory Direct Supply, no middlemen)
-
Price: Best competitive factory price (bulk order discounts available; price varies by content and packaging)
-
Quality Assurance: Strict quality control, COA (Certificate of Analysis) provided per batch
-
MOQ: Flexible (1 drum for aqueous solution; 10kg for solid; bulk order acceptable)
-
Lead Time: 7–15 days (stock available for regular specifications)
-
Payment Terms: T/T (30% deposit, 70% before shipment), L/C at sight
East Chemsources Limited
Factory Direct • Best Price • Stable Supply • Industrial Grade Chelating Agents
7. Supplier Information
East Chemsources Co., Ltd.
East Chemsources Limited was established in 2008, is a professional company engaged in the development of chemical products. In the past of 15 years， through continuous technological innovation and the use of talent introduction advantages, we have achieved rapid development, and has become an international diversified modern chemical enterprise. At present, our products have been exported to more than 80 countries,including food additives, pharmaceutical raw materials, chemical products and personal care
Since the establishment of the company, always adhere to the credibility first, quality first enterprise creed.
Our company is committed to creating a customer-centric, customer-demand-oriented, customer value creation and achievement of customer dreams for the purpose of the service concept, with a broad vision and broad mind, committed to creating good benefits and market operation, to build corporate brand.
Contact Us Email: export@eastchem-cn.com Name:Arabella
See More Isooctyl stearate Properties
Hazard Identification
Classification of the substance or mixture
no data available
GHS label elements, including precautionary statements
Pictogram(s) | no data available |
Signal word | no data available |
Hazard statement(s) | no data available |
Precautionary statement(s) |
Prevention | no data available |
Response | no data available |
Storage | no data available |
Disposal | no data available |
Other hazards which do not result in classification
no data available
Handling and Storage
Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
See More Isooctyl stearate Safety Data Sheet
