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Typical Membrane Rejections Rates

 

High Quality RO Systems 

 

Contaminate

%Rejection‡

 

Contaminate

          %Rejection

Aluminum

96-98%

 

  Ammonium

 80-90%

Arsenic

50-90%

  Bacteria

95-99%

Borate

30-50%

  Boron

50-70%

Bromide

90-95%

  Cadmium

93-97%

Calcium

93-99%

  Chloride

92-98%

Chromate

85-95%

  Copper

96-99%

Cyanide

90-97%

  Fluoride

92-95%

Hardness (as CaCO3)

93-97%

  Iron

96-98%

Lead

95-98%

  Magnesium

93-98%

Manganese

96-98%

  Mercury

94-97%

Nickel

96-99%

  Nitrate

90-95%

Orthophosphate

96-98%

  Phosphate

95-98%

Polyphosphate

96-98%

  Potassium

92-96%

Radioactivity

93-97%

  Silica

90-98%

Silicate

92-95%

  Silver

93-96%

Sodium

92-98%

  Sulfate

96-99%

Thiosulfate

96-98%

  Zinc

96-98%

 

Rejection rates vary depending on many conditions. This chart is for reference only, and is not intended as a guaranteed analysis of water produced by any system purchased from Good Technologies.

 

 
Kevin Good, Owner  
Good Technologies  
www.GoodTechnologies.biz