5-Sodiosulphoisophthalic Acid
- Synonyms: 5-Sulfoisophthalic Acid Mono Sodium Salt 
- CAS#: 6362-79-4 
- Formula: C8H7NaO7S 
- Molecular Weight: 270.19 g/mol 
Application:
- As a specialty intermediate for water dispersible polyester resins used at synthetic yarn sizing & wool finish. 
- As a specialty intermediate for water dispersible polyester resins used at synthetic yarn sizing & wool finish. 
- As polymer modifier in special adhesives used in food packing. 
- As surfactant in detergents, in photographic film coatings & in specialty inks as binder carrier. 
- As a Cationic Dyeable salt for polyamide 
- As intermediate for producing CDPET by PTA route 
- In textile it is used for the production of Cationic Dyable Nylon 6 Or Nylon 66 Polyamide Fibres 
