Water Quality

Water Quality Information and Definitions

Water Impurities


Water Impurities
 

Charged & Non-Charged

Charged Non-Charged
• Sodium
• Calcium
• Nitrate
• Bacteria
• Silica
• Oil

 

The Impact of Reverse Osmosis

Before RO TDS Present State-of-Art







Evaporators










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Electrodialysis
Evaporators




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Demineralizers

40,000
|
30,000
|
|
20,000
|
|
10,000
9,000
|
8,000
|
7,000
|
6,000
|
5,000
|
4,000
|
3,000
|
2,000
|
1,000
|
|
|
|




Reverse Osmosis (Sea Water)
Evaporators



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Reverse Osmosis (Brackish)








Reverse Osmosis (Brackish)
Electrodialysis




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Demineralizers

Impurities & Solubility

• Sodium Compounds: Very Soluble (Sodium Chloride)

• Calcium Compounds: Very Low Solubility
  Examples: Hardness, Calcium Fluoride

• Silica: Low Solubility

• Strontium Sulfate: Low Solubility

• Barium Sulfate: Low Solubility