TECHNICAL SPECIFICATIONS |
Ion exchanger type | |
Q Sepharose™ XL | Quaternary amino strong anion exchanger |
SP Sepharose™ XL | Sulfopropyl strong cation exchanger |
Ionic capacity | |
Q Sepharose™ XL | 0.18-0.26 mmol Cl-/ml |
SP Sepharose™ XL | 0.18-0.25 mmol H+/ml |
Dynamic capacity | |
Q Sepharose™ XL | > 130 mg BSA/ml medium |
SP Sepharose™ XL | > 160 mg lysozyme/ml medium |
Matrix | Dextran attached to 6% highly cross-linked spherical agarose |
Average particle size | 90 μm |
pH stability | |
Q Sepharose™ XL | 2-14 (short term), 2-12 (long term) |
SP Sepharose™ XL | 3-14 (short term), 4-13 (long term) |
Chemical stability | All commonly used buffers, nonionic detergents, 1 M NaOH, 6 M guanidine hydrochloride |
Avoid using | |
Q Sepharose™ XL | Oxidizing agents, anionic detergents, and buffers |
SP Sepharose™ XL | Oxidizing agents, cationic detergents, and buffers |
Storage | 20% ethanol (Q), 0.2 M sodium acetate in 20% ethanol (SP) |
Storage temperature | 4°C to 30°C |
Prepacked HiPrep™ 16/10 Columns |
Column volume | 20 ml |
Column dimensions | 1.6 × 10 cm |
Recommended flow rate* | 2-10 ml/min (60-300 cm/h) |
Max. flow rate* | 10 ml/min (300 cm/h) |
Max. pressure over packed bed during operation* | 1.5 bar (22 psi, 0.15 MPa) |
Column hardware pressure limit | 5 bar (73 psi, 0.5 MPa) |
Storage | 20% ethanol (Q), 0.2 M sodium acetate in 20% ethanol (SP) |
Storage temperature | 4°C to 30°C |
* H2O at 25°C. |