Sodium Polystyrene Sulfonate

Products

Sodium polystyrene sulfonate is commercially available in the form of a powder (Resonium A). It has been approved in many countries since 1968.

Structure and properties

Sodium polystyrene sulfonate is a polystyrene sulfonate resin in the sodium form. It has a defined exchange capacity for potassium ions per gram of dried substance. Sodium polystyrene sulfonate is almost white to light brown powder that is practically insoluble in water.

Effects

Sodium polystyrene sulfonate (ATC V03AE1) exchanges sodium ions for potassium ions.

Indications

Hyperkalemia, potassium intoxication.