Main > ELECTRONICS. > Chemicals > Silica > Patent > Claims > Claim 1: Production Process with > Ti Impurity Concn.=0.3-1.2 ppm.: > a) Alkali Silicate Aq. Soln.+ > InOrganic Acid=Acidic Silica Sol; > b) Sol+Hydrogen Peroxide Treat.;

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b) Sol+Hydrogen Peroxide Treat.;'s subsections
c) Adjust pH=0-5 by NaOH Addition

b) Sol+Hydrogen Peroxide Treat.;'s products
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