PRODUCT OVERVIEW
Product Description
Water Treatment Agent EDTMPA 96% Powder is a high-purity organophosphonic-acid raw material supplied as a white crystalline powder. It is chemically identified as Ethylene Diamine Tetra (Methylene Phosphonic Acid), commonly abbreviated as EDTMPA.
The referenced commercial grade provides a minimum active-acid content of 96%, together with controlled total phosphonic acid, chloride, moisture, iron content, and pH values.
EDTMPA is characterized by strong metal-ion chelating performance and limited solubility in water at room temperature. These properties support its use in selected high-purity industrial, water-treatment, and specialty chemical systems where controlled chelation functionality is required.
Final application, storage, handling, and regulatory suitability should be confirmed against the actual supplier COA, Safety Data Sheet, and the requirements of the destination market.
PRODUCT PARAMETERS
General Parameters
Appearance
White crystal powder
KEY PROPERTIES
Product Characteristics
White crystalline solid at room temperature with a referenced melting range of approximately 215-217°C.
Shows limited water solubility at room temperature, reported at less than 5%.
Provides strong metal-ion chelating characteristics for suitable industrial and specialty chemical systems.
Reference data indicate particularly strong complexing affinity toward copper ions compared with EDTA.
High-purity 96% grade with controlled phosphonic-acid content and impurity limits.
TECHNICAL SPECIFICATIONS
Specification Data
|
Specification
|
Standard
|
|
Appearance
|
White crystal powder
|
|
Active acid (as EDTMPA) by wt %
|
96.0 min
|
|
Total phosphonic acid (as PO4³⁻) by wt %
|
82.0 min
|
|
Chloride (Cl⁻) %
|
0.1 max
|
|
Moisture by wt %
|
2.0 max
|
|
Fe by mg/L
|
5.0 max
|
|
pH (1% water solution)
|
2.0 max
|
APPLICATIONS
Typical Uses
✓
Used in selected high-purity industrial systems requiring strong metal-ion chelation.
✓
Applied in regulated water-treatment and specialty chemical formulations where organophosphonate chelation is technically appropriate.
✓
Used in selected electronics and high-purity process applications where controlled metal-ion complexing is required.
STORAGE & HANDLING
Handling Guidance
Store and handle the product in accordance with the actual supplier Safety Data Sheet, COA, and applicable workplace chemical-safety requirements.
Keep the material in securely closed, appropriately identified packaging and protect it from moisture, contamination, and unsuitable storage conditions.
Because the material is a concentrated phosphonic-acid product, compatibility, transport, exposure controls, spill response, and disposal requirements should be determined from the supplier-specific SDS and applicable regulations.
Generic website information should not replace the actual supplier technical and safety documentation.
