GE離子交換填料弱陰離子DEAE葡聚糖凝膠 A-25
強陽S、SP、強陰Q、QAE、弱陽CM、弱陰DEAE的區別在于使交換介質守全離子化的PH范圍，較寬者為強，較窄者為弱，與結合強度無關。傳統的凝膠多數為弱陽CM、弱陰DEAE，同樣的純化工作，可以用強陽S、SP、強陰Q、QAE介質替代。
50較25多孔，孔徑較大。對于分子量小于30，000者，25比50的載量高；30,000-100,000者，50則比25的載量高；大于100,000者，結合限于顆粒表面，25的載量更高。
| 產品描述 Sephadex | 規格 | 貨號 | 生產商 |
|---|---|---|---|
| Mono P 5/50 GL | 1 x 1 ml | 17-5170-01 | GE Healthcare |
| Mono P 5/200 GL | 1 x 4 ml | 17-5171-01 | GE Healthcare |
| PBE 118 | 200 ml | 17-0711-01 | GE Healthcare |
| PBE 94 | 200 ml | 17-0712-01 | GE Healthcare |
| Polybuffer 74 | 250 ml | 17-0713-01 | GE Healthcare |
| Polybuffer 96 | 250 ml | 17-0714-01 | GE Healthcare |
| QAE Sephadex A-25 | 100 g | 17-0190-01 | GE Healthcare |
| QAE Sephadex A-25 | 500 g | 17-0190-02 | GE Healthcare |
| QAE Sephadex A-25 | 5 kg | 17-0190-03 | GE Healthcare |
| QAE Sephadex A-50 | 100 g | 17-0200-01 | GE Healthcare |
| QAE Sephadex A-50 | 5 kg | 17-0200-03 | GE Healthcare |
| SP Sephadex C-25 | 100 g | 17-0230-01 | GE Healthcare |
| SP Sephadex C-25 | 500 g | 17-0230-02 | GE Healthcare |
| SP Sephadex C-25 | 5 kg | 17-0230-03 | GE Healthcare |
| SP Sephadex C-50 | 100 g | 17-0240-01 | GE Healthcare |
| SP Sephadex C-50 | 500 g | 17-0240-02 | GE Healthcare |
| SP Sephadex C-50 | 5 kg | 17-0240-03 | GE Healthcare |
| DEAE Sephadex A-25 | 100 g | 17-0170-01 | GE Healthcare |
| DEAE Sephadex A-25 | 500 g | 17-0170-02 | GE Healthcare |
| DEAE Sephadex A-25 | 5 kg | 17-0170-03 | GE Healthcare |
| DEAE Sephadex A-50 | 100 g | 17-0180-01 | GE Healthcare |
| DEAE Sephadex A-50 | 500 g | 17-0180-02 | GE Healthcare |
| DEAE Sephadex A-50 | 5 kg | 17-0180-03 | GE Healthcare |
| CM Sephadex C-25 | 100 g | 17-0210-01 | GE Healthcare |
| CM Sephadex C-25 | 500 g | 17-0210-02 | GE Healthcare |
| CM Sephadex C-25 | 5 kg | 17-0210-03 | GE Healthcare |
| CM Sephadex C-50 | 100 g | 17-0220-01 | GE Healthcare |
| CM Sephadex C-50 | 500 g | 17-0220-02 | GE Healthcare |
| CM Sephadex C-50 | 5 kg | 17-0220-03 | GE Healthcare |
