英文名稱：ECH Sepharose 4B

級別：BR
Active group：Carboxyl group
Active group concentration：12-16umoles carboxyl groups/ml drained matrix
Spacer：6-aminohexanoic acid（10 atom）
Coupling capacity：Application dependent
Bead structure：4% agarose
Bead size range：45～165um
Mean bead size：90um
Max linear flow rate：75cm/h at 25℃；HR 16/10 column；5cm bed height
pH stability：long term and working,short term ：3～14
Chemical stability：Stable to all commonly used aqueous buffers
Physical stability：Negligible volume variation due to changes in pH or ionic strength

性狀：含20%乙醇，底部為乳白色膠體
用途：生化研究。
保存：2～8℃