Na₂O · nSiO₂+ H₂SO₄
Alkaline pH>7
H₂O + nSiO₂+ Na₂SO₄
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Filtering & Washing
Step 04
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Grinding & Classifying
Step 06
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Na₂O · nSiO₂+ H₂SO₄
Acid pH<7
H₂O + nSiO₂+ Na₂SO₄
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Grinding & Classifying
Step 07
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Na₂SiO₃ / (RO)₄Si / SiCI₄ / Si
HOMSOL®
Colloidal Silica
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lon-exchange Reaction
Step 04
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Catalytic Synthesis
Step 05
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Filtering & Concentrating
Step 06
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Si(RO)₄ + 2H₂O
SiO₂ + 4ROH