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Levasil CA421 PNH, Colloidal silica, CAS 7631-86-9, Anionic particles ammonia stabilized, Levasil® CA421 PNH is an alkaline, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is ammonia stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a slightly uneven, spherical shape, and are present in a narrow particle size distribution. The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water with the recognizable smell of ammonia. Levasil® CA421 PNH is produced for world-wide distribution.

Levasil CA425 H, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CA425 H is an alkaline, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a slightly uneven, spherical shape, and are present in a narrow particle size distribution. The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water. Levasil® CA425 H is produced for world-wide distribution.

Levasil CB17, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB17 is an alkaline, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a wide particle size distribution. The physical appearance of the dispersion is an opalescent liquid, slightly more viscous than water. Levasil® CB17 is produced for world-wide distribution.

Levasil CB22 P, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB22 P is an alkaline, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a narrow particle size distribution. The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water. Levasil® CB22 P is produced for world-wide distribution.

Levasil CB25, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB25 is an alkaline, aqueous dispersion of colloidal silica that is approximately 30% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a slightly uneven, spherical shape, and are present in a narrow particle size distribution. The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water. Levasil® CB25 is produced for world-wide distribution.

Levasil CB30, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB30 is an alkaline, aqueous dispersion of colloidal silica that is approximately 30% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a slightly uneven, spherical shape, and are present in a narrow particle size distribution. The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water. Levasil® CB30 is produced for world-wide distribution.

Levasil CB50 P, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB50 P is an alkaline, aqueous dispersion of colloidal silica that is approximately 15% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are structured to enhance the activity of the dispersion. The physical appearance of the dispersion is a clear liquid, slightly more viscous than water. Levasil® CB50 P is produced for world-wide distribution.

Levasil CB75 LS, Colloidal silica, CAS 7631-86-9, Anionic particles sodium stabilized, Levasil® CB75 LS is an alkaline, aqueous dispersion of colloidal silica that is approximately 15% solids by weight. The silica dispersion is sodium stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are structured to enhance the activity of the dispersion. The physical appearance of the dispersion is a clear liquid, slightly more viscous than water. Levasil® CB75 LS is produced primarily for world-wide distribution.

Levasil CC151, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil® CC151 is an alkaline, aqueous dispersion of colloidal silica that is approximately 15% solids by weight. The silica dispersion is sterically stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a narrow particle size distribution. The particles have also been surface modified with an epoxy silane. “Hydroxyl number” for 2-pack systems; 0.45 mole OH/kg product. The physical appearance of the dispersion is a clear liquid, slightly more viscous than water. Levasil® CC151 is produced for world-wide distribution.

Levasil CC301, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil® CC301 is a neutral, aqueous dispersion of colloidal silica that is approximately 30% solids by weight. The silica dispersion is sterically stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a narrow particle size distribution. The particles have also been surface modified with an epoxy silane. “Hydroxyl number” for 2-pack systems; 0.45 mole OH/kg product. The physical appearance of the dispersion is a clear liquid, slightly more viscous than water. Levasil® CC301 is produced for world-wide distribution.

Levasil CC401, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil® CC401 is a neutral, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is sterically stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a narrow particle size distribution. The particles have also been surface modified with an epoxy silane. “Hydroxyl number” for 2-pack systems; 0.45 mole OH/kg product.” The physical appearance of the dispersion is a translucent liquid, slightly more viscous than water. Levasil® CC401 is produced for world-wide distribution.

Levasil CC411, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil® CC411 is a neutral, aqueous dispersion of colloidal silica that is approximately 40% solids by weight. The silica dispersion is sterically stabilized and the amorphous silica particles carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a narrow particle size distribution. The particles have also been surface modified with an epoxy silane. “Hydroxyl number” for 2-pack systems; 0.27 mole OH/kg product.” The physical appearance of the dispersion is a opalescent liquid, slightly more viscous than water. Levasil® CC411 is produced for world-wide distribution.

Levasil CC503, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil® CC503 is an alkaline, aqueous dispersion of colloidal silica that is approximately 50% solids by weight. The amorphous silica particles are surface modified and carry a negative surface charge. The silica particles are discrete, have a smooth, spherical shape, and are present in a wide particle size distribution. The particles have been surface modified with silanes for optimized performance as emulsion stabilizer. The physical appearance of the dispersion is a white liquid, slightly more viscous than water. Levasil® CC503 is produced for world-wide distribution.

Nouryon offers a broad range of Levasil® colloidal silica for refractory materials and a game-changing solution for more durable magnesia-based materials.

Nouryon offers a broad range of Levasil® colloidal silica for refractory materials and a game-changing solution for more durable magnesia-based materials.