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Ammonia-type silica sol

Ammonia-based silica sol uses organic bases such as ammonia alkali and ammonium alkali as stabilizers, replacing inorganic bases, resulting in products with low metal ion content and high purity.


Category: Silica sol


Mobile:158 0722 6336

Mobile:135 0722 6336

E-mail:15807226336@163.com

Product Overview


Serial Number

Product Line

Product Model

Ammonia-based Silica Sol Technical Specifications

Stabilization Period (months)

Silica mass fraction (SiO₂%)

Density (25°C, g/cm³)

Mass fraction of sodium oxide (Na₂O, %)

pH value (25°C)

Viscosity (25°C, mPa·s)

Average particle size (nm)

1

JA Ammonia Series

JA-25

25.0–26.0

1.150–1.170

≤0.06

9.0–10.5

≤6.0

10–20

12 months

2

JA-30

30.0–31.0

1.190–1.210

≤0.10

9.0–10.5

≤8.0

10–20

12 months

3

JA-40

40.0–41.0

1.280–1.300

≤0.15

9.0–10.5

≤25.0

10–20

12 months

4

JA - Customization

20.0–41.0

1.120–1.300

≤0.15

9.0–10.5

≤25.0

8–130

12 months

Note: Technical specifications can be adjusted and customized according to customer requirements.

Product Features
Ammonia-based silica sols use organic bases such as ammonia alkali and ammonium alkali as stabilizers instead of inorganic bases, resulting in products with low metal ion content and high purity.

Product Applications
Primarily used in industries such as catalyst supports, high-gloss photographic paper, alumina fibers, premium refractory materials, and corrosion-resistant coatings.

Important Notes
Packaging options: Available in 25L, 200L, and 1000L plastic drums, or delivered by tank truck.
Storage and Transportation Conditions: Store indoors away from direct sunlight. Transport and store at temperatures between 5°C and 40°C.
Safety: Avoid contact with eyes and skin during use. If accidental contact occurs, rinse thoroughly with running water.

Keywords: Ammonia-type silica sol

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Related content


Alkaline Silica Sol

It is a stable colloidal solution formed by uniformly dispersing nanoscale silica (SiO2) particles in water, with the chemical formula mSiO2·nH2O; its pH ranges from 9 to 11, and the particle size is controllable. It boasts a large specific surface area and excellent adsorption properties, as well as good adhesion, high-temperature resistance, and superior hydrophilicity and oleophobicity.

Large-particle-size silica sol

The average particle size of the large-particle-size silica sol ranges from 30 to 130 nm, with a uniform particle size distribution, excellent stability, and high purity.

Sodium silicate

It appears as a colorless, slightly tinted, transparent or semi-transparent viscous liquid; it is adhesive and highly heat-resistant.

Aluminum sol

Aluminum sol is a stable colloidal solution of nanoscale alumina (Al₂O₃) particles dispersed in water or an organic solvent, typically represented by the chemical formula Al₂O₃·nH₂O. It exhibits properties such as adhesiveness, thixotropy, easy dispersibility, suspensibility, positive charge, adsorption capability, and stability.