| Description | Calcium polystyrene sulfonate (Poly(styrenesulfonic acid) calcium salt) is an ion-exchange resin. Calcium polystyrene sulfonate reduces blood levels of potassium and can be used for research on the treatment of hyperkalemia in patients with chronic kidney disease. |
| Synonyms | Poly(styrenesulfonic acid) calcium salt, 聚苯乙烯磺酸钙 |
| molecular weight | N/A |
| Molecular formula | (C8H8O3S)x.xCa |
| CAS | 37286-92-3 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |
| Solubility | 1M HCl : < 1 mg/mL (insoluble), ultrasonic adjust pH to 1 with HCl DMSO: 1 mg/mL, Sonication is recommended. 1M HCl: < 1 mg/mL (insoluble), when pH is adjusted to 1 with HCl. Sonication is recommended. |
| References | 1. Yu MY, et al. Long-term efficacy of oral calcium polystyrene sulfonate for hyperkalemia in CKD patients. PLoS One. 2017 Mar 22;12(3):e0173542. |