What Is HEDP / Etidronic Acid (Water Treatment)? Applications, Dosage, Alternatives & Specifications
Last updated: 2026-11-14 · CAS 2809-21-4 · Industrial Grade
- Quick facts
- Name
- HEDP / Etidronic Acid (Water Treatment)
- CAS number
- 2809-21-4
- Grade
- Industrial Grade
- Certifications
- ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
- Application areas
- 6
- Documentation
- COA · TDS · SDS
Overview
HEDP / Etidronic Acid (Water Treatment) is a premium-quality product supplied by ZEAL BIOTECH under strict quality management with full batch traceability. A scale and corrosion inhibitor in circulating cooling water, boilers and oilfields, a chelating/sequestering agent, metal cleaner and peroxide stabilizer in textiles.
Applications
Drinking Water
Coagulation, flocculation and disinfection at municipal treatment plants.
Wastewater
Activated sludge, flocculation, settling and sludge dewatering.
Industrial Effluent
Treatment of textile, paper, mining, food and chemical wastewater.
Cooling & Boiler Systems
Scale and corrosion inhibitors and biocide programs.
Paper White Water
Recovery, clarification and closure of process water loops.
Sludge Dewatering
Conditioning for filter presses, centrifuges and drying beds.
Specification
| Item | Specification |
|---|---|
| Product Name | HEDP / Etidronic Acid (Water Treatment) |
| CAS Number | 2809-21-4 |
| Appearance | Colorless/pale liquid (50-60%) or white solid |
| Grade | Industrial Grade |
| Packaging | 25kg net fiber drum with PE liner |
| Shelf Life | 24 months |
Packaging & Storage
- Packing: 25kg net fiber drum with double PE liner.
- Sample: 100-500g free sample available.
- Storage: Keep in tightly closed packaging, cool, dry, well-ventilated. Protect from light and moisture.
- Shelf Life: 24 months from production date.
Quality & Certifications
Every batch tested by in-house QC lab. COA, TDS, SDS provided with each shipment.
Regulatory & Compliance
EU
Complies with EU regulations and FAMI-QS standards.
USA
Meets FDA and AAFCO requirements.
China
Registered under Chinese MOA regulations.
International
Kosher, Halal, ISO certified. FTA forms available.
Safety & Handling
- Hazard Class: Generally non-hazardous. Refer to SDS for details.
- Storage: Room temperature, dry, sealed. Avoid strong oxidizers.
- Transport: Non-dangerous goods. Standard sea/air freight.
- SDS: Available on request at sales@xadditive.cn.
Frequently asked questions
MOQ?
MOQ is 1kg for trial, 25kg for regular orders. Free samples available.
Shelf life?
24 months from production date when stored properly.
Certifications?
ISO 9001, ISO 22000, HACCP, FAMI-QS, Kosher, Halal, COA, SDS, TDS.
How to get quote?
Email sales@xadditive.cn with your requirement. Reply within 30 minutes.
Request a quote & COA
Ask for the current specification sheet, a COA sample and a bulk quotation — reply within 30 minutes on working days.