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        Acid

        Acidic colloidal silica

        This type use hydrogen ion as stabilizer, can be used as catalyst manufacturing, battery electrolyte, beverage clarifier, flocking treatment agent, special coating and other industries.

        Item

        Model and Standard

        HS-10

        HS-15

        HS-20

        HS-25

        HS-30

        Appearance

        Slight milky transparent to translucent liquid

        Na2O (wt%)

        ≤0.1%

        SiO2 (wt%)

        10±1%

        15±1%

        20±1%

        25±1%

        30±1%

        Density (20°C,g/cm3)

        1.06-1.08

        1.08-1.10

        1.12-1.14

        1.15-1.17

        1.19-1.21

        pH (20°C)

        ≤2 or 2.5-3.5 or 3.5-4.5

        ≤2

        Viscosity(20°C,mPa•S)

        ≤10

        Particle size(nm)

        8-15

        Stability

        1 month-1year

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