There are many different uses for dipslides both for H&S and process control.
From our experience in the industry over the the last 37 years we have both several papers and resources that may be of assistance.
In the first instance please contact Hugh Mckeand to see which may best suited.
Listed below are various links to a few that may be of further help:
Legionnaires' disease. The control of legionella bacteria in water systems. Approved Code of Practice and guidance