What is Copper?
Copper is the most widely used plumbing metal in UK domestic properties.
Why test for it?
Copper concentrations reflect pipe material, water chemistry and standing time, making it a helpful indicator of plumbing interaction.
Where can it come from?
- Copper pipework
- Brass fittings
- Corrosion where water chemistry is aggressive
How is it measured?
Determined by ICP-MS on a preserved sample, reported in µg/L or mg/L.
What does my result mean?
Copper is interpreted alongside pH and hardness, which influence how metals dissolve.