5-Sodiosulfoisophthalic Acid
Get a Quick Quote Now
Select Packaging
Product Description
Product
5-Sodiosulfoisophthalic Acid
CAS
6362-79-4
Formula
C8H5NaO7S
Synonym
1,3-Benzenedicarboxylic acid, 5-sulfo-, sodium salt (1:1); SSIPA
Typical Product Specifications
Odor
Essentially odorless
Assay
98.0% min
Melting Point
373 to 375 C
pH
2.0 (10% aqueous solution)
Water
1.5%
Neutralization Value
132.5 to 136.5
Acidity
0.20% as H2SO4
Iron
4.0 ppm max
Water Insolubles
0.015% max
Sodium Chloride
0.01% max
Color
15 APHA max (5% in water)
Appearence
free flowing crystalline solid
Water solubility
380 g/100g at 24C
Color
white to off-white
Absorptivity
0.4 mL/g cm at 456 nm
Sodium Sulfate Content
0.30% max
Chemical Structure
Notes
Used as a monomer for waterborne polyesters and nylon fibers, in adhesion aid for magnetic tapes, and amine free polyurethane dispersions.
Class
Industry
5-Sodiosulfoisophthalic Acid
Product Description
Product
5-Sodiosulfoisophthalic Acid
CAS
6362-79-4
Formula
C8H5NaO7S
Synonym
1,3-Benzenedicarboxylic acid, 5-sulfo-, sodium salt (1:1); SSIPA
Typical Product Specifications
Odor
Essentially odorless
Assay
98.0% min
Melting Point
373 to 375 C
pH
2.0 (10% aqueous solution)
Water
1.5%
Neutralization Value
132.5 to 136.5
Acidity
0.20% as H2SO4
Iron
4.0 ppm max
Water Insolubles
0.015% max
Sodium Chloride
0.01% max
Color
15 APHA max (5% in water)
Appearence
free flowing crystalline solid
Water solubility
380 g/100g at 24C
Color
white to off-white
Absorptivity
0.4 mL/g cm at 456 nm
Sodium Sulfate Content
0.30% max
Chemical Structure
Notes
Used as a monomer for waterborne polyesters and nylon fibers, in adhesion aid for magnetic tapes, and amine free polyurethane dispersions.
Class
Industry
