In today's society, with the rapid development of industrialisation and urbanisation, the problem of water pollution is becoming increasingly serious. More and more families and businesses are concerned about the safety of drinking water, and choosing the right water purification equipment has become an important means of protecting your health. So, among the many water purification equipment, which water filter can remove the most pollutants?
The answer is: reverse osmosis systems.
Reverse osmosis is an advanced filtration technology based on physical principles, the core component of which is a semi-permeable membrane that is highly selective, allowing only water molecules to pass through while retaining most of the pollutants, impurities, bacteria, viruses, and so on, that are dissolved in the water.
The working principle of the reverse osmosis system is that under high pressure, water molecules from the side of high concentration (raw water) pass through the semi-permeable membrane into the side of low concentration (pure water), while the pollutants are blocked on the side of the membrane, so as to realise the deep purification of water.
Reverse osmosis systems are very powerful in removing contaminants and can remove almost all types of contaminants, including:
Heavy metals: such as lead, mercury, cadmium, arsenic, chromium, etc.
Dissolved salts: such as sodium chloride, sulphates, nitrates, etc.
Organic pollutants: such as pesticide residues, benzene, trichloromethane, etc.
Bacteria and viruses: Reverse osmosis membranes have extremely small pore sizes (usually less than 0.0001 microns) and can effectively remove bacteria (e.g., E. coli, salmonella) and viruses (e.g., norovirus, rotavirus).
Fluoride: The high fluoride content in drinking water in some areas can easily lead to dental fluorosis or osteofluorosis, which can be effectively removed by reverse osmosis systems.
Other impurities: e.g. suspended solids, colloids, algae, etc.

According to relevant research and test data, the removal rate of common pollutants by reverse osmosis system is usually between 95% and 99%, and it is one of the water purification equipments with the largest variety of pollutants removed and the most thorough effect on the market.
To get a more complete picture of the performance of reverse osmosis systems, we compare them to other common water purification devices:
| Types Of Water Purification Equipment | Type Of Pollutant Removed | Removal Efficiency | Vantage | Drawbacks |
| Activated Carbon Filter | Chlorine, Odour, Some Organic Matter, Heavy Metals | 70%-80% | Low cost and improved taste | Unable to remove bacteria, viruses, dissolved salts |
| Ultrafiltration (UF) systems | Bacteria, Colloids, Suspended Solids | 90%以上 | No pressurisation required, simple maintenance | Unable to remove dissolved salts, heavy metals |
| Ultraviolet steriliser | Bacteria, Viruses | 99%以上 | No chemical additives | Inability to remove chemical contaminants |
| Nanofiltration (NF) systems | Organic Matter, Some Heavy Metals | 80%-90% | Retains some of the beneficial minerals | Limited removal range |
| Reverse osmosis (RO) systems | Heavy Metals, Dissolved Salts, Bacteria, Viruses, Organic Matter | 95%-99% | Wide range of removal and thoroughness | Waste of water, complicated installation |
As can be seen from the table above, reverse osmosis systems are far ahead in terms of the types of pollutants removed and their efficiency, and are particularly suitable for users with very high water quality requirements, such as pregnant women, infants and children, and people with chronic illnesses.
As a manufacturer specialising in residential and commercial water purification products, Aibote has over 100 models to choose from, covering a wide range of application scenarios to meet the needs of different users. Our product line includes:
Under-counter RO water purifier: suitable for kitchen, office and other places with limited space, providing efficient and stable water purification.
Installation-free countertop water purifier: easy to operate, suitable for daily use in the family, especially suitable for mothers and babies who have higher requirements for water quality.
Embedded water purifier: compact design, beautiful and practical, suitable for modern home decoration style.
Mother and baby water purifier: for the special needs of infants, young children and pregnant women, using food-grade materials to ensure pure and safe water.
Instant hot water dispenser: combining instant heat and direct drinking function, providing fast and convenient drinking experience.
Intelligent faucet: integrating intelligent control and water purification functions, realising one-key purification and one-key water dispensing to enhance the quality of life.
Aibote is always committed to providing customers with efficient, reliable and environmentally friendly water purification solutions. We not only provide standardised products, but also support OEM/ODM customised services, and have provided technical support for hundreds of famous domestic and international brands, including Fortune Global 500 companies, top US kitchen product brands and top European home appliance brands.

A reverse osmosis system is the water purification device capable of removing the most contaminants on the market today. It not only removes common chemical contaminants, heavy metals, bacteria and viruses, but also effectively removes dissolved salts to provide high quality drinking water. Although it has some limitations in terms of water utilisation and installation costs, its excellence in water purification makes it a top choice for high-end water purification equipment.
If you are looking for the purest and safest drinking water, then reverse osmosis system will be your best choice.Aibote is always committed to providing customers with efficient, reliable and environmentally friendly water purification solutions. Welcome to consult our professional team to customise the most suitable water purification system for you.
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