Chemicals

sodium,4-ethenylbenzenesulfonate Cas:2695-37-6

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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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