Naphthalene Sulfonate
Naphthalene Sulfonic Acid, SNF
- CAS
- 130-14-3
- EC
- 204-976-0
- Sectors
- Building & Construction, Textiles, Leather & Paper
Naphthalene Sulfonate (CAS 130-14-3) is a sodium salt formed by sulfonation of naphthalene, supplied as a white to almost white powder to crystal with dispersing and wetting properties, and is used as a dispersant in concrete admixtures, dyeing and agrochemical formulations.
Typical Properties
| Molecular formula | C10H8O3S.Na |
|---|---|
| Molecular weight | 230.22 g/mol |
| Appearance | Deliquescent crystals.Soluble in water, alcohol, and ether. Combustible. |
| Form | powder to crystal |
| Color | White to Almost white |
| Melting point | 110.26 °C |
| Density | 0.516[at 20°C] |
| Water solubility | Soluble in water. |
| GHS signal word | Warning · Irritant / harmful |
| HS code | 2904100090 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Naphthalene Sulfonate
Applications
Used as a dispersant in concrete admixtures, dyeing, and agrochemical formulations. It improves fluidity and reduces water demand in construction materials.
Safety & Risks
Low toxicity; avoid inhalation of dust and long-term exposure.
Packaging
Supplied in 25 kg woven bags or 1,000 kg bulk sacks. Store in a dry, ventilated environment.