
Colloidal silver solution is a liquid suspension of silver nanoparticles dispersed in purified water. It is typically produced through an electrochemical reduction process, in which a small electric current is passed between silver electrodes immersed in purified water.

CAS No.: 9007-35-6
Synonyms: Argent colloidal, Colloidal silver protein, Plata coloidal, Protéine d’argent, Silver colloid, Nanosilver
Other Concentrations : 500 ppm | 1000 ppm | 2500 ppm | 4000 ppm | 32000 ppm
| Specifications | |
| Description (Physical State) | Liquid Colloidal Suspension |
| Solvent/Base | Distilled water |
| Ag Metal Concentration | 50 ppm |
| Ag Metal Purity | 99.99% |
| Ag Nanoparticle Size Distribution | 10-50 nm |
| Nanoparticles Morphology | Spherical |
| Average Nanoparticle Size | 25-35 nm |
| Pictograms : | Â ![]() |
| Hazard Statements : | H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. |
| Precautionary statements : | P280 – Wear protective gloves/protective clothing/eye protection/face protection. Response P302+P352 – IF ON SKIN: Wash with plenty of water/ P304+P340 – IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 – IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
Colloidal silver solution is a liquid suspension of silver nanoparticles dispersed in purified water. It is typically produced through an electrochemical reduction process, in which a small electric current is passed between silver electrodes immersed in purified water.

CAS No.: 9007-35-6
Synonyms: Argent colloidal, Colloidal silver protein, Plata coloidal, Protéine d’argent, Silver colloid, Nanosilver
Other Concentrations : 500 ppm | 1000 ppm | 2500 ppm | 4000 ppm | 32000 ppm
| Specifications | |
| Description (Physical State) | Liquid Colloidal Suspension |
| Solvent/Base | Distilled water |
| Ag Metal Concentration | 50 ppm |
| Ag Metal Purity | 99.99% |
| Ag Nanoparticle Size Distribution | 10-50 nm |
| Nanoparticles Morphology | Spherical |
| Average Nanoparticle Size | 25-35 nm |
| Pictograms : | Â ![]() |
| Hazard Statements : | H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. |
| Precautionary statements : | P280 – Wear protective gloves/protective clothing/eye protection/face protection. Response P302+P352 – IF ON SKIN: Wash with plenty of water/ P304+P340 – IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 – IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
Colloidal silver and other silver-based materials, having tiny particles of silver ions, and it is primarily used in research, industrial materials, antimicrobial coatings, and specialty formulations.
Colloidal silver is commonly used in research, industrial coatings, and regulated medical devices, and it is advisable to always follow applicable regulations, product safety data sheets, and professional guidance while working with colloidal silver.
Silver is technically a heavy metal, but in colloidal silver it exists as dispersed nanoparticles in solution, giving it different properties than bulk metals. Its behavior depends on particle size, concentration (ppm), and formulation rather than just its classification.
Colloidal silver is a suspension of tiny silver particles in a liquid. It is commonly used in hygiene products, creams, gels, and medical dressings to help prevent infection in minor cuts, scrapes, and second-degree burns.
MacsChem is a supplier and distributor of silver nanomaterials and colloidal silver solutions for research, industrial, and specialty formulation applications.