Providing excellence in service
and technical support
for our customers
TER AS Productos was founded in Barcelona in 2009 with the objective to strengthen the position of TER GROUP in the Spanish market. During the last years we have grown constantly gaining an important position in the different sectors our customers are part of.
more...
HEDP - Water Hardness Stabilizer and Chelating Agent
HEDP
The phosphonate HEDP (also known as etidronic acid) is an excellent water hardness stabilizer and chelating agent that can be found in both household and industrial applications. These properties allow the chemical to produce exceptional results in the production of detergent and the treatment of cooling water.
Industries
HEDP is used as chelating agent (especially for metal ions such as Fe, Cu and Zn), corrosion inhibitor and stabilizing agent (water hardness, peroxides) in the detergents industry, water treatment, metallurgy and dyeing industry.