2 Sep 2013 --- A new Regulation on biocidal products applying from 1st September will significantly increase the safety and simplify the authorisation procedure of biocides used and placed on the market in the EU. Biocides are chemicals used to suppress harmful organisms such as pests and germs (i.e. moulds and bacteria), including insect repellents, disinfectants and industrial chemicals like anti-fouling paints for ships and material preservatives.