Ferric Sulphate

Ferric Sulfate Works in Water Treatment:

  • Coagulation:

    Ferric sulfate neutralizes the electrical charges of suspended particles in water, causing them to clump together (coagulate) into larger, heavier particles.

  • Flocculation:

    These larger particles then settle out of the water more easily, or can be removed by filtration.

  • Phosphate Removal:

    Ferric sulfate is particularly effective at removing phosphates from wastewater, which can contribute to eutrophication in receiving water bodies.

  • pH Adjustment:

    It can also be used to lower the pH of water, which can be beneficial for certain treatment processes.

  • Heavy Metal Removal:

    Ferric sulfate can also precipitate dissolved heavy metals, making them easier to remove from the water.

Applications:

  • Drinking Water Treatment:

    Ferric sulfate is used to clarify raw water, removing turbidity and improving the overall quality of drinking water.

  • Wastewater Treatment:

    It is used in industrial and municipal wastewater treatment plants to remove a wide range of contaminants, including suspended solids, phosphates, and heavy metals.

  • Other Applications:

    It can also be used in the treatment of sludge, helping to dewater and stabilize it for disposal.

Advantages of Ferric Sulfate:

  • Effective Coagulant:

    Ferric sulfate is a strong coagulant, able to remove a wide range of contaminants.

  • Wide pH Range:

    It is effective over a relatively broad pH range, making it suitable for various water treatment applications.

  • Phosphate Removal:

    It is particularly effective at removing phosphates, which can be a major pollutant in wastewater.

  • Sludge Conditioning:

    It can improve the dewatering of sludge, making it easier to handle and dispose o