These dental water lines are susceptible to biofilm which are known to harbour pathogens, including pseudomonas, legionella and mycobacteria
HTML-05 advises that bacterial growth is monitored via laboratories rather than dipslides.
A “standard” dental water line test includes laboratory analysis for:-
A “enhanced” dental water line test includes mycobacteria in addition to the tests above.
Legionella screening on DUWL is a separate test.