CAS No.: 81-04-9
Naphthalene 1,5 Disulfonic Acid - (Armstrong Acid)
Armstrong Acid or 1,5-Naphthalenedisulfonic acid (1,5-NDSA) is an organic acid with the chemical formula C10H8O6S2.
APPEARANCE
It is a white to yellowish solid that is slightly soluble in water and highly soluble in polar organic solvents
USES
It is used in the production of dyes, pigments, and other industrial chemicals. It also functions as a chelating agent and a complexing agent, which are used in various applications such as water treatment, analytical chemistry, and mineral processing. 1,5-NDSA is also used as an intermediate in the synthesis of other compounds and can be used in a process of making phthalocyanines, which are a class of complex macrocyclic compounds that are used as pigments, catalysts, and in various electronic applications.
| Product Characteristics | Product Detail |
| CAS No | 81-04-9 |
| Formula | C10H8O6S2 |
| Molecular Weight | 288.3 |
| Synonyms | Armstrong’s acid; naphthalene-1,5-disulfonic acid |
| EINECS | 201-317-9 |
| Density | 1.704 g/cm3 |
Packing Details
As per customer requirement.
Safety
Please refer to our Material safety data sheet for information
Storage
Protect from the effects of weathering and store at temperatures below 50 °C. Once opened, containers should be resealed immediately after each use.
