Norway – Ferric sulphate – Purchase of iron sulphate

Bekkelaget sewage treatment plant (Bekkelaget RA) needs delivery of iron sulphate. Bekkelaget RA uses iron sulphate to remove phosphor in the active sludge process. The consumption is approx. 3,100 tons/annum. There is a need for weekly deliveries of iron sulphate to the sewage treatment plant.