!Reverse Osmosis RO Water Systems- Remove Contaminant Effective

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Technical Fact Sheet On Reverse Osmosis Water Filters

The reverse osmosis water purifier protects you from the harmful effects of lead, heavy metals, chlorine, chemical contaminants, pesticides, pathogens, bacteria, virus, and even radioactive materials.

Reverse Osmosis pore size

RO is the most convenient and effective method of water filtration. It filters water by squeezing water through a semi-permeable membrane, which is rated at 0.0001 micron (equals to 0.00000004 inch!). This is the technology used to make (only the purest, but not all) bottled water, it is also the only technology capable of desalinating sea water, making it into drinking water

Non-RO water filters are much less effective, and the pore size on these filter media are much bigger, generally 0.5 - 10 micron. They can filter out coarse particles, sediments and elements only up to their micron rating. Anything finer and most dissolved substances cannot be filtered out. As a result, water is far less clean and safe compared to reverse osmosis filtration.

What contaminants does an RO system remove?
SEE RO CONTAMINANT REMOVAL CHART BELOW

What is Reverse Osmosis?

Reverse Osmosis, also known as Ultra-Filtration by the industry, represents state-of-the-art in water treatment technology. Reverse Osmosis (RO) was developed in the late 1950's under U.S. Government funding, as a method of desalinating sea water. Today, reverse osmosis has earn its name as the most convenient and thorough method to filter water. It is used by most water bottling plants, and by many industries that require ultra-refined water in manufacturing. Now this advanced technology is available to homes and offices for drinking water filtration.

How It Works

In short, it is the process by which water molecules are forced through a 0.0001 micron semi-permeable membrane by water pressure. Long sheets of the membrane are ingeniously sandwiched together and rolled up around a hollow central tube in a spiral fashion. This rolled-up configuration is commonly referred to as a spiral wound membrane or module. They are available in different sizes for processing different quantities of water. Typically, a module for home water treatment is as small as 2" diameter and 10" long, while one for industrial use may be 4" diameter and 40" long.

For the membrane to be usable it must be in some type of container (membrane housing) so pressure can be maintained on its surface. It is this pressure that supplies the energy to force the water through the membrane, separating it from unwanted substances. The most amazing aspect of RO is that the substances left behind are automatically diverted to a waste drain so they don't build up in the system as with conventional filtering devices. This is accomplished by using a part of the unprocessed water (feed water) to carry away the rejected substances to the drain, thus keeping the membrane clean. This is the reason to why RO membranes can last so long and perform like new with minimum maintenance even after years of operation.

RO contaminant removal chart:

Giardia cysts	100%	Criptosporidium cysts	100%	DDT	>99.9%	PCB	>99.9%
E.coli bacteria	>99.9%	Fecal bacteria	>99.9%	Lindane	>99.9%	Salmonella typhi	>99.9%
Vibrio choleriae	>99.9%	Shigella disinteriae	>99.9%	Serratia marcescenes	>99.9%	Toluane	>99.9%
Sodium Fluoride	99%	Calcium Cloride	99%	Sodium Chloride NaCl	99%	Sucrose	99%
Magnesium Cloride	99%	Nickel Sulfate NiSO4	>99%	Copper Sulfate CuSO4	>99%	Lactic Acid pH5	99%
Glucose	98%	Sodium Nitrate NaNO3	97-99%	Chlorinated Pesticides	99.9%	Silica SiO2	98%
Sodium	95-99%	Nickel	95-99%	Chloride	99.9%	Radioactivity	95-99%
Potassium	92-99%	Zinc	95-99%	Bicarbonate	99%	Sulfate	95-99%
Calcium	95-99%	Strontium	95-99%	Nitrate 3	90-99%	Ferro cyanide	96-99%
Magnesium	95-99%	Cadmium	95-99%	Fluoride	90-95%	Arsenic +3	95-99%
Iron	95-99%	Silver	95-99%	Silicate	95-99%	Arsenic +5	95-99%
Aluminum	95-99%	Mercury	95-99%	Phosphate	95-99%	Lead	95-99%
Ammonium	95-99%	Barium	95-99%	Chromate	95-99%	Copper	95-99%

Go to APEC Reverse Osmosis Water Filters :: Choosing a Water Filter :: What Is Reverse Osmosis :: Tap Water Health Risks :: Between Bottled Water and Water Filters :: Hot Spots of Water Pollution? :: Water testing meters :: Reverse Osmosis-Frequently asked questions :: Compare water filtration methods :: Whole house water filters :: Benefits of pure water :: Water :: Water treatment methods :: Other Resources :: Drinking Water Product Line-> Standard Reverse Osmosis RO-45 :: High Flow Reverse Osmosis RO-90 :: Low Pressure Reverse Osmosis RO-PERM :: Countertop Reverse Osmosis RO-CTOP :: Pumped Reverse Osmosis RO-PUMP Q&A short cut: 1 2 3 4 5 6 7 8 9 10 11 12 apec reverse osmosis water filter review to enlightenment zen buddhist los angeles massage healing therapy APEC reverse osmosis water filter reviews APEC Reverse Osmosis Water Filter Reverse Osmosis Water Purifiers APEC reverse osmosis Drinking Water Filter APEC Reverse Osmosis Water Filter Systems Reverse Osmosis Water Filter Purification APEC Reverse Osmosis Water Filter Reviews Our APEC Reverse Osmosis Water Filter Reviews

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