US: Chemicals company Cortec has recommended its MCI Technology range of admixtures, surface treatments and speciality solutions for reinforced concrete structures. The products contain amine carboxylates, which migrate through concrete to form a protective layer on steel reinforcements. Cortec says that the product is suited to use in vulnerable desalination plant components such as concrete piping and brine discharge chests. Product include USDA-certified bio-based MCI-2005, which meets ANSI/NSF Standard 61 for drinking water system components.