sodium,4-ethenylbenzenesulfonate | CAS:2695-37-6

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sodium,4-ethenylbenzenesulfonate

Synonyms：
Sodium 4-vinylbenzenesulfonate hydrate
4-Vinylbenzenesulfonic Acid Sodium Salt Hydrate
Sodium p-Styrenesulfonate
4-Vinylbenzenesulfonic acid sodium salt
p-Vinylbenzenesulphonic acid sodium salt
sodium styrene sulphonate
p-styrenesulfonic acid sodium salt
sodium styrene sulfonate
sodium styrene-4-sulphonate
Styrene-4-sulfonic acid sodium salt
Sodium 4-vinylbenzenesulphonate
sodium 4-styrenesulfonate
Sodium 4-vinylbenzenesulfonate
 
Molecular Formula: C8H7NaO3S
Molecular weight： 206.19400

Appearance and traits: white to yellow flakes
Density: 1.043 g/mL at 25 °C
Boiling point: 111-112 °C
Melting point: 151-154 °C
Flash point: 78 °F
Refractive index: n20/D 1.387
 
Stability: Stable. Incompatible with strong oxidizing agents.
Uses: This product is used in dyeing modifiers (polyacrylonitrile fiber, polypropylene fiber, polyester, rayon), reactive emulsifier, water-soluble polymer (coagulant, dispersant, container cleaning agent, cosmetics), polysulfide Miscellaneous (dialysis membranes, batteries, artificial body membranes), anti-charge agents (nylon, recording paper, polyester), sulfur exchange resins (membranes), photo chemicals (micro diaphragms), electroplating gloss agents, etc.

 
 
SPECIFICATION PROPERTIES STANDARD RESULTS
Appearance Free flowing granules or powder without  visible contamination
Vinyl Activity(as purity of sss, by dry basis),% 89-100 90.8
Water,% 8-12 11.4
Color,(1%APHA)(HaZen) ≤50 17
pH(10%aqueous solution) 7.5-11 9.7
Filterable Matter, % ≤0.06 0.01
Sodium Sulfate,% ≤0.8 0.26
Halides,% ≤6 0.9
Light Absorbancc/cm at 600nm ≤0.035 0.01
Iron，ppm ≤15 2
 



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