5-Sodiosulfoisophthalic Acid

ISO Certification

Product Description

Product5-Sodiosulfoisophthalic Acid
CAS6362-79-4
FormulaC8H5NaO7S
SynonymSSIPA, 1,3-Benzenedicarboxylic acid, 5-sulfo-, sodium salt (1:1)

Typical Product Specifications

OdorEssentially odorless
Assay98.0% min
Melting Point373 to 375 C
pH2.0 (10% aqueous solution)
Water1.5%
Neutralization Value132.5 to 136.5
Acidity0.20% as H2SO4
Iron4.0 ppm max
Water Insolubles0.015% max
Sodium Chloride0.01% max
Color15 APHA max (5% in water)
Appearencefree flowing crystalline solid
Water solubility380 g/100g at 24C
Colorwhite to off-white
Absorptivity0.4 mL/g cm at 456 nm
Sodium Sulfate Content0.30% max
Chemical StructureChemical Structure
Notes

Used as a monomer for waterborne polyesters and nylon fibers, in adhesion aid for magnetic tapes, and amine free polyurethane dispersions.

ClassPlastic Additives
IndustryTextiles, Plastics, Synthetic Fabrics
Hero Background Image

Find another Material

Enter a chemical name, synonym or CAS# below
Card Icon
Card Icon
Card Icon
Card Icon
Card Icon
Card Icon