- Suspended particles
- Dissolved inorganic compounds
- Dissolved organic compounds
- Microorganisms and biomolecules
- Dissolved gases
Ultrapure Water
Water for most laboratory applications is usually some form of purified drinking water. The unique ability of water to dissolved virtually every chemical compound and supports virtually every form of lift means that drinking water supplies contain many substances in solution or suspension. There are 5 classes of impurities found in natural and drinking water: