Alfa Laval has successfully completed tests with zero holding time

Alfa Laval has successfully completed additional tests at the Norwegian Institute for Water Research (NIVA) to verify the biological efficacy of Alfa Laval PureBallast 3 without holding time.

http://www.maritimeprofessionals.net/Employment/alfa-laval-has-successfully-completed-tests-with-zero-holding-time-article-860.aspx