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42653 Poly(styrene sulfonic acid), M.W. 75,000, 30% w/v aq. soln.

CAS Number
28210-41-5
Synonyms

Stock No. Size Price ($) Quantity Availability
42653-22 100g 45.20
42653-36 500g 162.00
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Poly(styrene sulfonic acid), M.W. 75,000, 30% w/v aq. soln.

MDL
MFCD00165973

Chemical Properties

Formula
[-CH2CH(C6H4SO3H)-]n
Form
Liquid
Density
1.1
Storage & Sensitivity
Ambient temperatures.
Solubility
Miscible with water, ethanol, methanol, lower alcohols and glycols.

Applications

Poly(styrene sulfonic acid) is used in water softening and to remove hard ions like calcium and magnesium. In the medical field, it is used as potassium binders in acute and chronic kidney disease. Its sodium salt is used as a superplastifier in cement, as a dye improving agent for cotton, as proton exchange membranes in fuel cell applications. It acts as a solid acid catalyst in organic synthesis. It is an antistatic resin used for electrographic and electrophotographic substrates.

Notes

Incompatible with strong oxidizing agents and bases.

Literature References

Lu, J.; Song, H.; Li, S.; Wang, L.; Han, L.; Ling, H.; Lu, X. A poly(3, 4-ethylenedioxythiophene): poly(styrene sulfonic acid)/titanium oxide nanocomposite film synthesized by sol-gel assisted electropolymerization for electrochromic application. Thin Solid Films 2015, 584, 353-358.

Pedroza, O. J.; Dutra Filho, J. C.; Picciani, P. H.; Dias, M. L. Morphology and proton conductivity of composite membranes based on poly(styrene sulfonic acid-maleic anhydride) nanofibers prepared by electrospinning. Ionics 2015, 21 (3), 755-764.

GHS Hazard and Precautionary Statements

Hazard Statements: H314-H335-H350

Causes severe skin burns and eye damage. May cause respiratory irritation. May cause cancer.

Precautionary Statements: P201-P202-P260-P264b-P271-P281-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c

Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Use personal protective equipment as required. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
8
Packing Group
III
Harmonized Tariff Code
3903.90
TSCA
Yes

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