Hydroxyethylidene Diphosphonic Acid – HEDP – NorthQuest 6600

Safety Data Sheet: NorthQuest 6600 – HEDP SDS

Technical Data Sheet: NorthQuest 6600 – HEDP TDS

CAS: 2809-21-4

Comparable to: DeQuest 2010, Belclene 660, Codex 661

SKU: N/A Category:


Hydroxyethylidene Diphosphonic Acid (HEDP), is primarily used in cooling water treatment, as a corrosion inhibitor, deflocculant, and sequestrant, it can also be used in textiles, sugar processing, dyes, soaps & detergents, oilfields, peroxide bleaching, and metal surface treatment products. HEDP is freely miscible in water, alcohol, and organic solvents and is very stable across wide pH and temperature ranges. It is represented by the formula: C2H8O7P2.

Additional information


150# deldrum, 50# carboy, Small Pack-Bucket, 2755# tote, 551# drum


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