货号 | 名称 | 规格 | 包装 | 单价(元) | 优惠(元) | 库存 | 数量 | 操作 |
---|---|---|---|---|---|---|---|---|
R965002 | β-环糊精 | 98% | 5g | ¥ 49.00 | ¥ 49.00 | >10 | -+ | 加入购物车 |
R651502 | β-环糊精 | 98% | 25g | ¥ 89.00 | ¥ 89.00 | >10 | -+ | 加入购物车 |
R854377 | β-环糊精 | 98% | 100g | ¥ 220.00 | ¥ 220.00 | >10 | -+ | 加入购物车 |
R914518 | β-环糊精 | 98% | 500g | ¥ 660.00 | ¥ 660.00 | >10 | -+ | 加入购物车 |
R784692 | β-环糊精 | 用于细胞培养, ≥98% | 5g | ¥ 280.00 | ¥ 280.00 | >10 | -+ | 加入购物车 |
R604736 | β-环糊精 | 用于细胞培养, ≥98% | 25g | ¥ 860.00 | ¥ 860.00 | >10 | -+ | 加入购物车 |
R456540 | β-环糊精 | 用于细胞培养, ≥98% | 100g | ¥ 2820.00 | ¥ 2820.00 | >10 | -+ | 加入购物车 |
R253318 | β-环糊精 | 98%生物技术级 | 5g | ¥ 98.00 | ¥ 98.00 | >10 | -+ | 加入购物车 |
R562811 | β-环糊精 | 98%生物技术级 | 25g | ¥ 338.00 | ¥ 338.00 | >10 | -+ | 加入购物车 |
96%:
外观Appearance 白色结晶性粉末
纯度Purity >96.0% (HPLC)
比旋度Specific rotation [a]20/D +159.0 ~ +164.0°(C=1, H2O) (以干基计)
吸光度Absorbance <0.100(15 g/L, 水, 260.0 nm)
水分Water <14.0 %
鉴别 呈正反应
灼烧残渣Residue On Ignition ≤0.1%
备注:96%级别仅作为组织培养基用
98%:
外观appearance white powder
红外光谱IR spectrum Consistent with structure
纯度Purity >98.0% (HPLC)
比旋度Specific rotation [a]20/D +161.0 ~ +165.0°(C=1, Water) (以干基计)
氨水溶解性solubility clear colorless to faint yellow solution at 50mg/ml in 1M ammonium hydroxide
水分Water <5.0 %
品级Grade 用于细胞培养, ≥98%
(for cell culture, ≥98%)
外观appearance white powder
红外光谱IR spectrum Consistent with structure
氨水溶解性solubility clear colorless to faint yellow solution at 50mg/ml in 1M ammonium hydroxide
水分water content by karl fischer ≤14% (10moles/mole)
purity by thin layer chromatography ≥98%
细胞培养测试cell culture test pass