Biocides are a broad class of chemical and agents used to control microbial and other pests. Agents include disinfectants, preservatives, antifoulants and control of insects and rodents.

 

To bring a new biocidal product to the market, it must be registered by a competent authority. In the EU, the Biocidal Products Directive (BPD) 98/8/EC states the requirements for the registration of biocides. The variety of biocides are divided in to 23 product types (PT), listed in Annex V of the Directive.