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Tetraammonium EDTA, 50%

Tetraammonium EDTA, 50%

Tetraammonium EDTA, 50%:  Aqueous Chelating Agent– AQUA HAWK AQ-4 is a 50% by weight aqueous solution of tetraammonium ethylenediaminetetracetate ((NH4)4EDTA).

AQUA HAWK AQ-4 is used to descale equipment in electrical power generation, chemical processing, refineries and other industrial plant applications when mineral and organic acids pose corrosion problems.  AQ-4 also has applications in stainless steel passivation, removal of heavy metals in soil remediation, and to sequester minerals in process water to prevent scaling.


Technical Specifications
Specific Gravity (25 C)          1.19
  Active content (%)   50
  pH value   8.5 – 9.5
  Freezing point   0° F
  Appearance Transparent, light yellow liquid
  Odor Ammonia odor

The Hawkins Advantage

Since 1938, Hawkins has been synonymous with advanced chemical solutions and service. Everything we do – from how we distribute bulk industrial chemicals to how we manufacture and package specialty blends — sets the industry standard for excellence. Our Oil Field Chemicals Group is a world-class supplier, blender, distributor, and warehousing agent for a continually expanding line of specialty chemicals. Our chemical expertise is supported with the industry's most committed service program, centered around understanding your specific needs and strategizing custom solutions that make a difference in the field. Please call to discuss how Hawkins customization can enhance your business

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