更新时间：2017-12-16
Bio-Rad Micro Bio-Spin 30 小柱 RNAse free 25支装 #732-6250Bio-Spin 和微型Bio-Spin 柱可快速纯化DNA 和蛋白样品。填装有特殊规格Bio-Gel® P 凝胶的Bio-Spin 和微型Bio-Spin 柱*能适应水相运载，立刻能使用。这两种产品可有效地净化DNA、RNA 和蛋白样品，去除盐、核苷酸、染料终止物和小分子等杂质。
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预装Bio-Spin离心柱选择指南
| Bio-Spin 6 | Micro Bio-Spin 6 | Bio-Spin 30 | Micro Bio-Spin 30 | |
| 预装载体 | 级 Bio-Gel P-6 凝胶 | 级 Bio-Gel P-6 凝胶 | 级 Bio-Gel P-30 凝胶 | 级 Bio-Gel P-30 凝胶 |
| 平衡缓冲液 | SSC buffer* | 10 mM Tris, pH 7.4 or SSC buffer* | SSC buffer* | 10 mM Tris, pH 7.4 or SSC buffer* |
| 应用 | Desalting and buffer exchange | Desalting and buffer exchange | Desalting; nucleotide and small molecule removal | DNA sequencing reaction mixtures （Tris）, and small molecule removal |
| 柱床体积 | 1.1 ml | 0.7 ml | 1.1 ml | 0.7 ml |
| 回收率和滞留率 | 90% recovery of 20 bases or bp, 99% retention of salts | 90% recovery of 20 bases or bp, 99% retention of salts | 95% recovery of 22 bases or bp, 98% retention of ddNTPs | 95% recovery of 22 bases or bp, 98% retention of ddNTPs |
| 分子量排阻限度，球状蛋白 | 6,000 | 6,000 | 40,000 | 40,000 |
| 样品体积 | 50–100 μl | 10–75 μl | 50–100 μl | 10–75 μl |
| 离心机类型 | 水平离心机 | 微型离心机 | 水平离心机 | 微型离心机 |
| 高压灭菌 | Yes | Yes | Yes | Yes |
* 150 mM NaCl, 17.5 mM sodium citrate, pH 7.0
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