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.



Amino Trimethylene Phosphonic Acid and its salts (e. g. ATMP Na5).


ATMP is used as chelating agent, corrosion inhibitor and antiscalant (especially against the precipitation of calcium carbonate) in aqueous systems.

More Phosphonates

All products

Contact Person

Alexander Sielmann


General Manager