Water disinfection

What is water disinfection?

Water disinfection is the removal, deactivation or killing of pathogenic micro organisms. With pathogenic micro organisms we mean micro organisms that cause disease.

So basically water disinfection is treating water so it is safe for humans to drink.

Methods of water disinfection

Water disinfection can be achieved in different ways. Most commonly it is being done with physical or chemical disinfectants, but it is also being done in mechanical ways, like by filtration.

Common chemical water disinfectants are:

  • Chlorine (Cl2)
  • Chlorine dioxide (ClO2)
  • Hypo chlorite (OCl) 
  • Ozone (O2)
  • Halogens like bromine (Br2) or iodine (I)
  • Metals like copper (Cu2+) or silver (Ag+) 
  • Bromine chloride (BrCl)
  • Kaliumpermanganate (KMnO4)
  • Acids and bases 
  • Fenols 
  • Alcohols 
  • Soaps and detergents 
  • Hydrogen peroxide (H2O2
  • Kwartair ammonium salts 

Physical disinfection methods are the use of:

  • Ultraviolet light (UV) 
  • Electronic radiation 
  • Gamma rays 
  • Sounds 
  • Heat 

IRASSS and water disinfection

IRASSS currently does not provide services and/or products for water disinfection. Main service of IRASSS is biological lake cleaning.