Overview
A phosphonate scale inhibitor with good calcium tolerance and thermal stability, used as a formulation building block by water-treatment companies.
Typical applications
- Cooling-water scale inhibition
- RO antiscalant formulation
- Metal-ion chelation in cleaners
- Corrosion inhibition in closed loops
Specification & supply
| Product name | HEDP |
|---|---|
| Synonyms | Etidronic acid, 1-Hydroxyethylidene-1,1-diphosphonic acid |
| CAS Registry Number | 2809-21-4 |
| Chemical formula | C2H8O7P2 |
| Grades offered | Technical |
| Typical assay | 60% solution |
| Standard packing | 35 kg carboy, 250 kg drum |
| Category | Water Treatment Chemicals |
| Documentation | Manufacturer Certificate of Analysis · Elementium batch record · GHS Safety Data Sheet · transport classification on request |
| Supplied from | GIDC Industrial Estate, 4th Phase, Vapi, Gujarat 396195, India |
Assay and packing shown are typical. Exact specification is confirmed on the Certificate of Analysis for the lot despatched against your order. If your process needs a tighter impurity profile than the standard grade, tell us the limits and we will source against them.
Industries using HEDP
Questions buyers ask
What is the CAS number of HEDP?
The CAS Registry Number of HEDP is 2809-21-4, and its chemical formula is C2H8O7P2. It is also known as Etidronic acid, 1-Hydroxyethylidene-1,1-diphosphonic acid.
What grades and packing are available?
HEDP is supplied in Technical grade, typically 60% solution. Standard packing is 35 kg carboy, 250 kg drum. Other pack sizes can be arranged through our in-house repacking service.
Where does Elementium supply HEDP?
We deliver HEDP from our warehouse at GIDC Vapi, Gujarat — same-day or next-day across the Vapi, Sarigam, Umbergaon, Silvassa, Daman and Valsad belt, and by road or rail across India. Export enquiries are accepted.
Do you provide a COA and Safety Data Sheet for HEDP?
Yes. Every consignment is despatched with the manufacturer's Certificate of Analysis and our own batch record, and a GHS-format Safety Data Sheet is issued for the product. Transport classification details are provided for hazardous consignments.